{"title":"Combi boiler – wood and pellet heating","description":"\u003c!-- COMBIKE CHAIR - HEADLINE --\u003e  \u003csection class=\"category-intro category-intro--kombikessel\"\u003e      \u003cdiv class=\"category-intro__content\"\u003e          \u003ch2\u003eBuy a combination boiler – wood and pellets in one flexible heating system\u003c\/h2\u003e          \u003cp\u003e       Combination boilers combine the advantages of logs and pellets in a single heating system. They offer a flexible heat supply for anyone who wants to combine the cost-effectiveness of logs with the convenience of automatic pellet technology.     \u003c\/p\u003e          \u003cp\u003e       In this category you will find combination boilers for different performance ranges and application scenarios. Our filters allow you to select suitable units based on performance, manufacturer, and technical specifications.     \u003c\/p\u003e      \u003c\/div\u003e  \u003c\/section\u003e  ","products":[{"product_id":"atmos-dc18gsp-holz-pelletkessel-19kw","title":"ATMOS DC18GSP 19 kW combined wood\/pellet boiler","description":"\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e\n\u003cp\u003eThe Atmos DC18GSP combination boiler is a combination boiler with a 19 kW model nominal output for wood and pellets. It is intended for water-based heating systems in which the choice of fuel and the system design are professionally coordinated with one another.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eThe design is intended for operation with wood and pellets. The operating mode, fuel quality and technical boundary conditions are governed by the model-specific manufacturer documentation.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eEveryday Advantages\u003c\/h2\u003e\n\u003cp\u003eThe combination of the intended fuel types creates flexibility in heat generation without having to plan for two separate heat generators as a product. For stable operation, correct system hydraulics, the flue gas system and the manufacturer specifications are decisive.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe boiler, heating circuit, flue gas system and, if applicable, buffer storage tank must be designed as an overall system. The specified output serves for product classification and does not replace a heating load calculation or professional planning.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd}\n\u003c\/style\u003e\u003cdiv class=\"product-th\"\u003e\n\u003ch2\u003eTechnical Data at a Glance\u003c\/h2\u003e\n\u003cp\u003eThe following values refer to the verified model-specific data status.\u003c\/p\u003e\n\u003ctable class=\"product-th__table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eNominal output\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e19 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eEfficiency\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e91.5 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eLog length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFuel\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood + pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eCombustion technology\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood gasification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eInstallation, hydraulic connection, safety devices and flue gas routing must be carried out in accordance with the model-specific manufacturer documentation and local requirements. Commissioning should take place within the coordinated overall system.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003eThe manufacturer documentation belonging to the specific model is authoritative for sizing, operation, cleaning and maintenance. Technical performance specifications do not replace a heating load calculation or individual system planning.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eScope of delivery\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003eAtmos DC18GSP\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atmos","offers":[{"title":"Default Title","offer_id":47428327276892,"sku":"01.02.18-0","price":9361.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/kombikessel-atmos-dc-gsp-forderfahig-6989909.png?v=1770692840"},{"product_id":"attack-slx-kombikessel-fur-holz-und-pellets-20-kw","title":"Attack SLX combination boiler 20 kW – wood and pellets – efficient \u0026 versatile","description":"\u003ch2\u003eAttack SLX Combination Boiler for Wood and Pellets - Efficiency and Versatility\u003c\/h2\u003e\n\u003cp\u003eThe combination boiler \u003cstrong\u003eAttack SLX Combi\u003c\/strong\u003e combines the advantages of a fully-fledged wood gasification boiler with the option to switch to fully automatic pellet operation. Whether you use wood, briquettes, or wood pellets as fuel, the boiler offers high comfort and an impressive efficiency of up to 91.6%. With its robust construction made of special boiler steel and numerous innovative features, the Attack SLX Combi is a reliable and user-friendly companion for your heating needs.\u003c\/p\u003e\n\u003ch3\u003eHigh Efficiency and Efficient Heating\u003c\/h3\u003e\n\u003cp\u003eThanks to the highly efficient tubular heat exchanger with mechanical cleaning lever and the advanced control system, the Attack SLX \u003cstrong\u003ecombination boiler \u003c\/strong\u003eachieves outstanding combustion efficiency. The integrated PID control continuously adjusts the fan speed, which, together with fuzzy logic, ensures optimal energy utilization. The special turbulators in the heat exchanger slow down the flue gases and ensure maximum heat transfer to the heating water.\u003c\/p\u003e\n\u003cp\u003eWith an impressive efficiency of over 91%, the boiler not only saves fuel costs but also represents an environmentally friendly heating solution, as wood and pellets as biomass are considered CO2-neutral fuels.\u003c\/p\u003e\n\u003ch3\u003eFlexibility through Wood and Pellet Operation\u003c\/h3\u003e\n\u003cp\u003eThe Attack SLX Combi convinces above all with its flexibility. In wood gasification mode, you can easily operate the boiler with firewood or briquettes. For this purpose, a large-volume loading chamber with up to 200 liters is available, which is suitable for firewood up to 690 mm in length.\u003c\/p\u003e\n\u003cp\u003eFor pellet operation, the boiler is equipped with a modern burner that is automatically supplied with pellets via a screw conveyor. Switching between the two operating modes is straightforward via a swivel mechanism on the burner. This way, you can choose at any time between manual and fully automatic operation – depending on personal preference and needs.\u003c\/p\u003e\n\u003ch3\u003eComfortable fully automatic operation with pellets\u003c\/h3\u003e\n\u003cp\u003eIn pellet mode, the Attack SLX Combi shines with comfortable fully automatic operation. The burner ignites and extinguishes automatically to reach the set target value of the buffer tank. Cleaning of the burner is also fully automatic, which significantly reduces maintenance effort.\u003c\/p\u003e\n\u003cp\u003eWith the optional control via a room thermostat, you can conveniently control and adjust boiler operation from a distance without having to enter the boiler room. This increases operating comfort and saves time.\u003c\/p\u003e\n\u003ch3\u003eRobust construction for longevity\u003c\/h3\u003e\n\u003cp\u003eThe Attack SLX combination boiler is manufactured from 6 mm thick special boiler steel, which ensures a very long service life. The integrated cooling circuit safety device ensures maximum safety during operation and prevents overheating. With its well-thought-out and compact design, the boiler is also space-saving and easy to install.\u003c\/p\u003e\n\u003cp\u003eThe Attack SLX model series is designed for durability and reliability, so you can benefit from an efficient heating experience for many years.\u003c\/p\u003e\n\u003ch3\u003eInnovative control for maximum efficiency\u003c\/h3\u003e\n\u003cp\u003eThe boiler is equipped with a modern LCD display that clearly shows all important operating states and diagnostics. The control system allows regulation of two heating circuits as well as precise buffer control. In addition, the burner can be controlled either via a room thermostat or a temperature sensor.\u003c\/p\u003e\n\u003cp\u003eThe innovative combination of PID control and fuzzy logic ensures continuous adjustment of combustion parameters to optimize heating output and minimize losses. This makes the Attack SLX Combi not only efficient but also environmentally friendly in its combustion.\u003c\/p\u003e\n\u003ch3\u003eEnvironmentally friendly and cost-saving\u003c\/h3\u003e\n\u003cp\u003eWith the ability to flexibly combine wood and pellets, the Attack SLX Combi significantly reduces your heating costs per season. By using biomass as fuel, the boiler also contributes to environmental protection. Low emissions and high energy efficiency help the boiler meet strict environmental standards.\u003c\/p\u003e\n\u003cp\u003eIn addition, the optional pellet container with a capacity of 500 liters offers extra convenience, as it enables longer operating times without refilling.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAttack SLX combination boiler for wood and pellets\u003c\/strong\u003e is a versatile and efficient heat generator that offers both high comfort and environmental friendliness. With its ability to switch between wood and pellet operation, it flexibly meets different heating requirements. The robust materials and innovative control technology make the Attack SLX Combi a sustainable and durable solution for your heating needs.\u003c\/p\u003e\n\u003cp\u003eIf you value efficiency, ease of operation, and environmental friendliness, the Attack SLX\u003cstrong\u003e combination boiler\u003c\/strong\u003e the ideal choice for your home or system.\u003c\/p\u003e\n\u003ch3\u003eAdvantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eEasy fuel change – \u003c\/span\u003e\u003cem\u003e\u003cspan dir=\"auto\"\u003ewood\/pellets\u003c\/span\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFully automatic combustion process\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eAutomatic burner cleaning\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eHigh combustion efficiency \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e92%\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eWide output range \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e20, 25, 30, 35 kW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eDry coating – protection against tar\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLong burn time\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003efrom 8 to 12 hours\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLarge loading capacity up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e200 l\u003c\/span\u003e\u003c\/strong\u003e\u003cspan dir=\"auto\"\u003e \/ \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e650 mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFireproof concrete moldings, resistant to temperatures up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e1350 °C\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003eTechnical basic data\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eNominal heat output: wood 25 kW \/ pellets 30 kW\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eLoading chamber volume: 200 L\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFilling opening: 235 x 445 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eChimney draft: 23 PA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler height: 1,472 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler width: 703 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth with burner: 1,650 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth without burner: 1,350 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue gas outlet height: 985 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue pipe connection: 150 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAttack Pellet Combination Boiler 20 kW\u003c\/li\u003e\n\u003cli\u003ePellet Container \u0026amp; Auger (optional)\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003ca title=\"Attack SLX Combi Pellet 20 kW Plus\" href=\"https:\/\/gemashop.de\/collections\/kombikessel-kombikessel\/products\/attack-slx-combi-pellet-20-kw-plus\"\u003e\u003cstrong\u003eComplete Package\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eInstallation \u0026amp; Operating Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cstyle type=\"text\/css\"\u003e\n\ttable.tableizer-table {\n\t\tfont-size: 12px;\n\t\tborder: 1px solid #CCC; \n\t\tfont-family: Arial, Helvetica, sans-serif;\n\t} \n\t.tableizer-table td {\n\t\tpadding: 4px;\n\t\tmargin: 3px;\n\t\tborder: 1px solid #CCC;\n\t}\n\t.tableizer-table th {\n\t\tbackground-color: #104E8B; \n\t\tcolor: #FFF;\n\t\tfont-weight: bold;\n\t}\n\u003c\/style\u003e","brand":"Attack","offers":[{"title":"Default Title","offer_id":53857022411100,"sku":"A20SLXCP","price":6760.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/SLXCP_Zaslepka.webp?v=1774511334"},{"product_id":"attack-slx-kombikessel-fur-holz-und-pellets-25-kw","title":"ATTACK SLX 25 COMBI Pellet combination boiler – 25 kW wood \/ 30 kW pellets","description":"\u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eATTACK SLX 25 COMBI Pellet\u003c\/strong\u003e is a water-cooled combination boiler for firewood and wood pellets. The 25SLXCP version operates in wood gasification mode with a rated output of 25 kW and in automatic pellet mode with 30 kW. This makes the boiler suitable for central heating systems in which the user switches between manually fed firewood and automatic pellet operation.\u003c\/p\u003e\n\u003cp\u003eThe boiler output must be matched to the building\u0026#39;s heating load. For wood operation, integration into a buffer storage tank is intended; for this version, a model-specific buffer volume of 2,000 liters is specified.\u003c\/p\u003e\n\u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eIn wood mode, the boiler operates on the wood gasification principle with an induced draught fan and PROFI\/PID control. The 200-liter loading chamber accommodates firewood up to 650 mm in length. The tube heat exchanger is equipped with turbulators and a mechanical cleaning lever.\u003c\/p\u003e\n\u003cp\u003eFor pellet operation, the ATTACK PELLET BURNER Automatic 8–30 kW is swung into the operating position. The burner features electric ignition and automatic grate cleaning. Fuel is supplied from an external pellet container via a feed screw; these components are separate accessories.\u003c\/p\u003e\n\u003ch2\u003eEveryday Advantages\u003c\/h2\u003e\n\u003cp\u003eThe fuel can be selected based on availability and the desired operating convenience: firewood enables classic manual operation, while pellets allow for largely automated heating operation. In wood operation, the large loading chamber reduces the number of refueling cycles; the burn duration at rated output is approximately 7.2 hours.\u003c\/p\u003e\n\u003cp\u003eAutomatic ignition and grate cleaning reduce manual operating effort in pellet mode. For maintenance and cleaning, the heat exchangers, turbulators and burner are designed to be accessible.\u003c\/p\u003e\n\u003ch2\u003eSystem integration \u0026amp; compatibility\u003c\/h2\u003e\n\u003cp\u003eThe boiler has heating connections G 6\/4 and a flue pipe connection with a diameter of 150 mm. For low-corrosion operation, the return temperature must be at least 65 °C; the integration is therefore carried out with a suitable return-flow temperature raising system. The heating water temperature range is 65 to 90 °C.\u003c\/p\u003e\n\u003cp\u003eAn external pellet container and a feed screw are required for pellet operation. The integrated post-cooling circuit is intended for connecting a thermal discharge safety device. The chimney must ensure a draft of 23 Pa.\u003c\/p\u003e\n\u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e\n\u003cdiv class=\"product-th\"\u003e\n\u003ctable class=\"product-th__table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eManufacturer \/ model\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eATTACK \/ SLX 25 COMBI Pellet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMPN\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e25SLXCP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFuel\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eFirewood \/ wood pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eRated output wood\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e25 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eRated output pellets\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e30 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eOutput range wood\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e12.5–25 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eOutput range pellets\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e8–30 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eBoiler efficiency\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood 91.6% \/ Pellets 90.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eEnergy efficiency class\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eA+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eBoiler class\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eLoading chamber volume\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e200 l\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFilling opening\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e235 × 445 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. log length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e650 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFuel consumption\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood 7.8 kg\/h \/ Pellets 2.4–6.9 kg\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eWater content\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e117 l\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eRecommended buffer volume\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2,000 l in wood mode, model-specific specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMin. return temperature\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e65 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eHeating water temperature\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e65–90 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eChimney draft\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e23 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFlue pipe connection\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eHeating connection\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eG 6\/4 (1 1\/2 inch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eDimensions H × W × D\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e1,472 × 703 × 1,650 mm, depth with burner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e610 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eElectrical connection\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e230 V \/ 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eElectrical power consumption\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood 42 W \/ Pellets 160 W \/ Ignition 600 W \/ Standby \u0026lt; 5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eProtection class\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. noise level\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e65 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n.product-th{margin:1rem 0;overflow-x:auto}.product-th__table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.45}.product-th__table td{padding:10px 12px;border:1px solid #E2E6EA}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#F4F7FB}.product-th__table tr:nth-child(even) td{background:#FAFBFD}\n\u003c\/style\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eInstallation, hydraulic integration, chimney connection and electrical connection must be carried out by qualified specialist personnel. The system requires a suitable return-flow temperature raising that ensures a return temperature of at least 65 °C. Safety valve, venting and thermal discharge safety device on the cooling circuit must be properly integrated.\u003c\/p\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003eWood and pellets must not be burned at the same time. For split logs, dry wood with 12–20 % moisture content is intended; pellets must meet the quality and dimension requirements specified for the burner. In pellet mode, the primary and secondary air flaps must be closed.\u003c\/p\u003e\n\u003cp\u003ePellet container and feed screw are not part of the basic item. The specific system planning, buffer sizing and chimney dimensioning must be coordinated with the building and the heating system.\u003c\/p\u003e\n\u003ch2\u003eScope of delivery\u003c\/h2\u003e\n\u003cp\u003eATTACK SLX 25 COMBI Pellet combination boiler 25SLXCP with ATTACK PELLET BURNER Automatic 8–30 kW pellet burner and PROFI\/PID boiler control.\u003c\/p\u003e","brand":"Attack","offers":[{"title":"Default Title","offer_id":53857317814620,"sku":"25SLXCP","price":6899.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/SLXCP_Zaslepka.webp?v=1774511334"},{"product_id":"attack-slx-kombikessel-fur-holz-und-pellets-30-kw","title":"Attack SLX Combi 30 kW - wood and pellet boiler - heat efficiently","description":"\u003ch2\u003eAttack SLX Combination Boiler for Wood and Pellets - Efficiency and Versatility\u003c\/h2\u003e\n\u003cp\u003eThe combination boiler \u003cstrong\u003eAttack SLX Combi\u003c\/strong\u003e combines the advantages of a full-fledged wood gasification boiler with the option to switch to fully automatic pellet operation. Whether you use wood, briquettes, or wood pellets as fuel, the boiler offers high comfort and an impressive efficiency of up to 91.6%. With its robust construction made of special boiler steel and numerous innovative features, the Attack SLX Combi is a reliable and user-friendly companion for your heating needs.\u003c\/p\u003e\n\u003ch3\u003eHigh Efficiency and Efficient Heating\u003c\/h3\u003e\n\u003cp\u003eThanks to the highly efficient tube heat exchanger with mechanical cleaning lever and the advanced control system, the Attack SLX combination boiler achieves outstanding combustion efficiency. The integrated PID control continuously adjusts the fan speed, which together with fuzzy logic ensures optimal energy utilization. The special turbulators in the heat exchanger slow down the flue gases and ensure maximum heat transfer to the heating water.\u003c\/p\u003e\n\u003cp\u003eWith an impressive efficiency of over 91%, the boiler not only saves fuel costs but also represents an environmentally friendly heating solution, as wood and pellets as biomass are considered CO2-neutral fuels.\u003c\/p\u003e\n\u003ch3\u003eFlexibility through Wood and Pellet Operation\u003c\/h3\u003e\n\u003cp\u003eThe Attack SLX Combi particularly impresses with its flexibility. In wood gasification mode, you can easily operate the boiler with log wood or briquettes. A large loading chamber with a capacity of up to 200 liters is available for this purpose, suitable for log wood up to 690 mm in length.\u003c\/p\u003e\n\u003cp\u003eFor pellet operation, the boiler is equipped with a modern burner that is automatically supplied with pellets via a screw conveyor. Switching between the two operating modes is straightforward via a swivel mechanism of the burner. This way, you can choose at any time between manual and fully automatic operation – depending on personal preference and needs.\u003c\/p\u003e\n\u003ch3\u003eComfortable fully automatic operation with pellets\u003c\/h3\u003e\n\u003cp\u003eIn pellet mode, the Attack SLX Combi impresses with comfortable \u003cstrong\u003efully automatic operation\u003c\/strong\u003e. The burner ignites and extinguishes automatically to reach the set target temperature of the buffer tank. The burner is also cleaned fully automatically, which significantly reduces maintenance effort.\u003c\/p\u003e\n\u003cp\u003eWith the optional control via a room thermostat, you can conveniently monitor and adjust the boiler operation from a distance without having to enter the boiler room. This increases operating comfort and saves time.\u003c\/p\u003e\n\u003ch3\u003eRobust construction for durability\u003c\/h3\u003e\n\u003cp\u003eThe Attack SLX combi boiler is made of 6 mm thick special boiler steel, which ensures a very long service life. The integrated cooling circuit safety device ensures maximum safety during operation and prevents overheating. With its well-thought-out and compact design, the boiler is also space-saving and easy to install.\u003c\/p\u003e\n\u003cp\u003eThe Attack SLX model series is designed for durability and reliability, so you can benefit from an efficient heating experience for many years.\u003c\/p\u003e\n\u003ch3\u003eInnovative control for maximum efficiency\u003c\/h3\u003e\n\u003cp\u003eThe boiler is equipped with a modern LCD display that clearly shows all important operating states and diagnostics. The control allows regulation of two heating circuits as well as precise buffer control. In addition, the burner can be controlled either via a room thermostat or a temperature sensor.\u003c\/p\u003e\n\u003cp\u003eThe innovative combination of PID control and fuzzy logic ensures continuous adjustment of the combustion parameters to optimize heating output and minimize losses. This makes the Attack SLX Combi not only efficient but also environmentally friendly in its combustion.\u003c\/p\u003e\n\u003ch3\u003eEnvironmentally friendly and cost-saving\u003c\/h3\u003e\n\u003cp\u003eWith the ability to flexibly combine \u003cstrong\u003ewood and pellets\u003c\/strong\u003e, the Attack SLX Combi significantly reduces your heating costs per season. By using biomass as fuel, the boiler also contributes to environmental protection. Low emissions and high energy efficiency help the boiler meet strict environmental standards.\u003c\/p\u003e\n\u003cp\u003eIn addition, the optional pellet container with a capacity of 500 liters offers extra convenience, as it allows longer operating times without refilling.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAttack SLX combination boiler for wood and pellets\u003c\/strong\u003e is a versatile and efficient heat generator that offers both high comfort and environmental friendliness. With its ability to switch between wood and pellet operation, it flexibly meets different heating requirements. The robust materials and innovative control technology make the Attack SLX Combi a sustainable and durable solution for your heating needs.\u003c\/p\u003e\n\u003cp\u003eIf you value efficiency, operating comfort, and environmental friendliness, the Attack SLX combination boiler is the ideal choice for your home or facility.\u003c\/p\u003e\n\u003ch3\u003eAdvantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eEasy fuel change – \u003c\/span\u003e\u003cem\u003e\u003cspan dir=\"auto\"\u003ewood\/pellets\u003c\/span\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFully automatic combustion process\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eAutomatic burner cleaning\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eHigh combustion efficiency \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e92%\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eWide output range \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e20, 25, 30, 35 kW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eDry coating – protection against tar\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLong burn time\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003efrom 8 to 12 hours\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLarge loading chamber up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e200 l\u003c\/span\u003e\u003c\/strong\u003e\u003cspan dir=\"auto\"\u003e \/ \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e650 mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFireproof concrete moldings, resistant to temperatures up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e1350 °C\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003eTechnical basic data\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eNominal heat output: wood 25 kW \/ pellets 30 kW\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eLoading chamber volume: 200 L\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFilling opening: 235 x 445 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eChimney draft: 23 PA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler height: 1,472 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler width: 703 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth with burner: 1,650 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth without burner: 1,350 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue gas outlet height: 985 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue pipe connection: 150 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAttack Pellet Combi Boiler 30 kW\u003c\/li\u003e\n\u003cli\u003ePellet Container \u0026amp; Auger Conveyor (optional)\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" title=\"Attack SLX Combi Pellet Plus\" href=\"https:\/\/gemashop.de\/collections\/kombikessel-kombikessel\/products\/attack-slx-combi-pellet-30-kw-plus-copy\" target=\"_blank\"\u003eComplete Package\u003c\/a\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eInstallation \u0026amp; Operating Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstyle type=\"text\/css\"\u003e\n\ttable.tableizer-table {\n\t\tfont-size: 12px;\n\t\tborder: 1px solid #CCC; \n\t\tfont-family: Arial, Helvetica, sans-serif;\n\t} \n\t.tableizer-table td {\n\t\tpadding: 4px;\n\t\tmargin: 3px;\n\t\tborder: 1px solid #CCC;\n\t}\n\t.tableizer-table th {\n\t\tbackground-color: #104E8B; \n\t\tcolor: #FFF;\n\t\tfont-weight: bold;\u0026nbsp;\u0026nbsp;\u003c\/style\u003e","brand":"Attack","offers":[{"title":"Default Title","offer_id":53857403601244,"sku":"30SLXCP","price":6799.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/SLXCP_Zaslepka.webp?v=1774511334"},{"product_id":"kombikessel-attack-slx-35-combi-pellet-35-kw","title":"Combination boiler Attack SLX 35 COMBI Pellet 35 kW","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe Attack SLX 35 Combi Pellet is a water-fed combination boiler for wood and pellets. It is suitable as a central heat source for heating systems in residential buildings, holiday homes, small businesses, and comparable properties when a biomass heating system with flexible fuel use is planned.\u003c\/p\u003e \u003cp\u003eIn wood operation, the boiler works on the principle of wood gasification. For pellet operation, a pellet burner is provided that enables operation with wood pellets. The boiler output must be matched to the heating load and the planned system configuration.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe combination boiler is designed for split logs and wood pellets, but not for simultaneous operation with both fuels. In wood operation, combustion takes place according to the gasification principle with an induced draft fan, while in pellet operation the pellet burner handles fuel supply, ignition, and combustion.\u003c\/p\u003e \u003cp\u003eEquipment includes a PROFI-PID controller, a flue gas heat exchanger with turbulators, a water-cooled boiler body, and a pellet burner on a pantograph arm. The controller monitors key operating values and can control, among other things, the heating circuit and the domestic hot water or buffer tank charging pump.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe Attack SLX 35 COMBI Pellet combines manual wood firing with the more convenient pellet operation in a single boiler. The large loading chamber makes wood operation easier, while pellet operation reduces the effort required compared to pure log wood firing.\u003c\/p\u003e \u003cp\u003eThe display of operating states, fault diagnosis, and structured control support clear operation. For long-term stable operation, professional installation, suitable fuel, regular maintenance, and clean hydraulic integration remain crucial.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe combination boiler is integrated into water-based heating systems and requires suitable return temperature raising to ensure the required return temperature is maintained. In wood operation, integration with a buffer tank is intended; in pure pellet operation, the system logic may differ and must be planned accordingly.\u003c\/p\u003e \u003cp\u003eFor pellet operation, a suitable pellet container and a screw conveyor are required. The chimney, safety valve, thermal drain safety device, hydraulic integration, and electrical connections must be designed according to the applicable regulations and the specific installation situation.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following values summarize the confirmed key data of the Attack SLX 35 COMBI Pellet.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal output\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e35 kW wood \/ 30 kW pellets\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFuel\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFirewood and wood pellets\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eCombustion technology\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWood gasification \/ pellet operation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eEfficiency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90.3% wood \/ 90.6% pellets\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBoiler class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. flow temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLog length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e650 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDraft requirement\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e23 Pa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFlue gas temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e170 °C wood at minimum output \/ 148 °C pellets at rated output\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFlue pipe connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e150 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety heat exchanger\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eAfter-cooling circuit integrated\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeight\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1472 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eWidth\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e703 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDepth\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1650 mm with burner\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage \/ Frequency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V \/ 50 Hz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e42 W wood \/ 190 W pellets \/ 600 W at ignition\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eWeight\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e610 kg\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eAssembly\u003c\/h2\u003e \u003cp\u003eThe installation of the boiler should be carried out by a qualified specialist company based on local requirements and the manufacturer\u0026#39;s documentation. This includes checking the installation room, integration into the heating system, the chimney connection, the electrical supply, and the safety equipment of the system.\u003c\/p\u003e \u003cp\u003eFor operation, a suitable return temperature increase is required. In addition, the thermal drain safety device, the required chimney draft, and the appropriate hydraulic components must be included in the system planning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe boiler must not be operated with wood and pellets at the same time. For wood operation, dry split logs with suitable residual moisture must be used; for pellet operation, wood pellets with a diameter of 6 mm and a maximum length of 35 mm are intended.\u003c\/p\u003e \u003cp\u003eThe power selection and system design must match the heating load, hydraulics, chimney, and the intended operating mode. The information serves as technical guidance and does not replace professional planning of the heating system.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eAttack SLX 35 COMBI Pellet Combination Boiler\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Attack","offers":[{"title":"Default Title","offer_id":53857765917020,"sku":"35SLXCP","price":6799.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/SLXCP_Zaslepka.webp?v=1774511334"},{"product_id":"thermoflux-pid-logic-kombi-25-45-kw","title":"Thermoflux PID Logic combination boiler 25 kW – wood and pellets","description":"\u003ch2\u003ePID Logic Kombi Combination Boiler – The Perfect Combination of Wood and Pellet Heating\u003c\/h2\u003e\n\u003cp\u003eThe PID Logic Kombi is a state-of-the-art combination boiler for the simultaneous use of log wood and wood pellets. With an impressive nominal heat output of 25, 35, or 45 kW, this boiler is ideal for small to medium-sized buildings. The innovative touch control, the precise lambda sensor, and an efficiency of over 93% make the PID Logic Kombi an economical and environmentally friendly heating solution.\u003c\/p\u003e\n\u003ch3\u003eEfficient Wood Gasification: Clean and Durable\u003c\/h3\u003e\n\u003cp\u003eThe wood gasification principle ensures almost complete combustion of the fuel. The spacious combustion chamber on the left side of the boiler allows logs up to 500 mm in length to be loaded. The burn time of a single wood charge is at least 4 hours at full output and can be extended to over a whole day at lower load. Log wood should have a maximum moisture content of 20% to achieve optimal results.\u003c\/p\u003e\n\u003cp\u003eThe two-stage wood gasification process reduces emissions and maximizes the energy utilization of the fuel. This protects the environment and significantly reduces fuel consumption.\u003c\/p\u003e\n\u003ch3\u003eAdvanced Pellet Combustion\u003c\/h3\u003e\n\u003cp\u003ePellet combustion takes place in the separate right-hand section of the boiler. An integrated storage hopper enables practical and space-saving pellet storage (80 liters for 25 kW, 148 liters for 35\/45 kW). Automatic pellet feeding from an external storage facility via a suction or conveyor system is also possible.\u003c\/p\u003e\n\u003cp\u003eWood pellets are an environmentally friendly fuel made from natural wood shavings. They are subject to strict quality standards (DINplus or ENplus A1) and thus ensure efficient and clean combustion.\u003c\/p\u003e\n\u003ch3\u003eAutomatic Switch Between Wood and Pellets\u003c\/h3\u003e\n\u003cp\u003eThe PID Logic Kombi can switch automatically between fuel types. When the loaded log wood is used up, the pellet burner seamlessly takes over heating operation. However, this automatic switch only occurs from wood to pellet combustion. This ensures an uninterrupted heat supply at all times without the need for manual intervention.\u003c\/p\u003e\n\u003ch3\u003eComfortable control and easy handling\u003c\/h3\u003e\n\u003cp\u003eThe integrated control with color touchscreen offers the highest level of operating comfort and controls all functions of the boiler. The lambda sensor continuously measures the oxygen content of the flue gases and regulates the primary and secondary air supply to ensure optimal combustion with both wood and pellets.\u003c\/p\u003e\n\u003cp\u003eAdditional features such as a flue gas temperature sensor and automatic grate cleaning increase efficiency and operating comfort. The large loading door of the combustion chamber makes it easier to reload wood, while simple cleaning through the lower door minimizes maintenance effort.\u003c\/p\u003e\n\u003ch3\u003eReliability and safety functions\u003c\/h3\u003e\n\u003cp\u003eThe PID Logic Kombi is equipped with several safety precautions. A built-in safety temperature limiter (STB) immediately shuts down the boiler at a temperature of 95°C, while a safety heat exchanger effectively cools the combustion chamber using fresh water flushing. In addition, a thermal drain safety device ensures maximum operational safety.\u003c\/p\u003e\n\u003cp\u003eEven in the event of a power failure, important safety mechanisms remain active, ensuring the boiler operates reliably in every situation.\u003c\/p\u003e\n\u003ch3\u003eEconomical and environmentally friendly\u003c\/h3\u003e\n\u003cp\u003eAn efficiency of over 93% and the ability to efficiently use log wood and pellets make the PID Logic Kombi one of the most economical heating solutions on the market. The pyrolytic combustion of wood saves more than 85% fuel compared to conventional wood heating boilers.\u003c\/p\u003e\n\u003cp\u003eThanks to extremely low emissions, the PID Logic Kombi meets the highest boiler class 5 according to EN 303-5:2012 and the requirements of BImSchV Stage 2. This means it is not only economical but also ecologically harmless.\u003c\/p\u003e\n\u003ch3\u003eFlexible expansion options\u003c\/h3\u003e\n\u003cp\u003eThe PID Logic Kombi can be expanded with various optional modules. These include, for example, a GSM alarm module as well as control modules for up to eight heating circuits, which can be regulated according to outdoor or room temperature. The pellet supply can also be optimally adapted using a mole suction system, a screw conveyor, or a large storage container.\u003c\/p\u003e\n\u003ch3\u003eTechnical details and connection options\u003c\/h3\u003e\n\u003cp\u003eThe boiler is available in output sizes of 25, 35, and 45 kW and features standardized connections for flow, return, and drainage. The diameter of the flue gas outlet varies between 150 mm and 180 mm depending on the output. All components are manufactured and tested to the highest quality standards, including TÜV and CE certification.\u003c\/p\u003e\n\u003ch3\u003eAdvantages of the PID Logic Kombi\u003c\/h3\u003e\n\u003cp\u003e- State-of-the-art combination boiler with automatic fuel changeover\u003c\/p\u003e\n\u003cp\u003e- Powerful wood and pellet combustion with maximum efficiency\u003c\/p\u003e\n\u003cp\u003e- Easy operation thanks to color touchscreen and automatic control\u003c\/p\u003e\n\u003cp\u003e- Environmentally friendly with minimal emissions\u003c\/p\u003e\n\u003cp\u003e- Generous combustion chamber for split logs up to 500 mm in length\u003c\/p\u003e\n\u003cp\u003e- Low operating costs and high cost-effectiveness\u003c\/p\u003e\n\u003cp\u003e- Certified according to EN 303-5:2012 and BImSchV Stage 2\u003c\/p\u003e\n\u003cp\u003e- Long-term reliability thanks to extensive safety functions\u003c\/p\u003e\n\u003cp\u003eWith the PID Logic Kombi, you are choosing a powerful, comfortable and environmentally friendly combination boiler that ideally combines the advantages of wood and pellet heating.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnergy efficiency class A+\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBoiler class 5\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNominal heat output 25 kW\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput range\n\u003cul\u003e\n\u003cli\u003eWood: 12.5-25 kW\u003c\/li\u003e\n\u003cli\u003ePellet: 7.5-25 kW\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eEfficiency 91%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDraft requirement 10 Pa\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCO content at nominal load: 63 mg\/m³ | at partial load: 61 mg\/m³\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDust emission 13 mg\/m³\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum firewood length\n\u003cul\u003e\n\u003cli\u003eWood (450-550) x 70 x 50\u003c\/li\u003e\n\u003cli\u003ePellets d=6mm \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eFlue gas mass flow\n\u003cul\u003e\n\u003cli\u003eNominal output: wood 0.019 kg\/s pellet 0.0206 kg\/s\u003c\/li\u003e\n\u003cli\u003eMinimum output: wood 0.010 kg\/s pellet 0.0553 kg\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeight 1350 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWidth 1025 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDepth 1385 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFlue pipe connection Ø 150 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight 750.0 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThermoflux Pelling Kombi 25 kW\u003c\/li\u003e\n\u003cli\u003eInstallation \u0026amp; operating instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Thermoflux GmbH","offers":[{"title":"Default Title","offer_id":54005588066652,"sku":"T-Kombi-PID25","price":15263.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/thermoflux-pid-logic-kombikessel-25-kw-holz-und-pellets-7583411.webp?v=1770692418"},{"product_id":"thermoflux-pid-logic-kombi-35-kw","title":"Thermoflux PID Combination Boiler 35 kW – Efficient Wood and Pellet Heating","description":"\u003ch2\u003ePID Logic Kombi – The perfect combination of wood and pellet heating\u003c\/h2\u003e  \u003cp\u003eThe PID Logic Combi is a modern combination boiler that unites the advantages of log and pellet heating systems. With selectable nominal heat outputs of 25, 35, or 45 kW, this boiler offers an energy-efficient and environmentally friendly heating solution for small to medium-sized buildings. Thanks to innovative technologies such as touch controls, a precise lambda probe, and an impressive efficiency of over 93%, the PID Logic Combi meets the highest standards.\u003c\/p\u003e  \u003ch3\u003eEfficient wood gasification: Sustainable and powerful\u003c\/h3\u003e  \u003cp\u003eThe principle of wood gasification ensures almost complete and clean combustion of the fuel. The boiler's generously sized combustion chamber, located on the left side, allows for the insertion of logs up to 500 mm in length. A single load of wood can provide up to 4 hours of burn time at full power. At lower loads, operation throughout the entire day is even possible.\u003c\/p\u003e  \u003cp\u003eThe two-stage wood gasification process protects the environment by reducing emissions and maximizes the utilization of the energy stored in the fuel. For optimal results, the firewood used should have a residual moisture content of no more than 20%.\u003c\/p\u003e  \u003ch3\u003eAdvanced pellet combustion\u003c\/h3\u003e  \u003cp\u003eA separate boiler compartment on the right side is provided for pellet combustion. An integrated hopper offers sufficient space for 80 liters of pellets in the 25 kW version and 148 liters in the larger 35 kW and 45 kW models. Alternatively, the boiler can be connected to an external pellet supply via a suction or conveying system to further increase convenience.\u003c\/p\u003e  \u003cp\u003eWood pellets are an environmentally friendly fuel made from renewable raw materials such as wood shavings. With quality guarantees like DINplus or ENplus A1, the pellets ensure a clean and reliable heat supply.\u003c\/p\u003e  \u003ch3\u003eAutomatic switching between wood and pellets\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Combi boiler supports automatic switching between fuel types. As soon as the loaded logs have completely burned, the pellet burner automatically takes over. This ensures a continuous heat supply – completely without manual intervention. This exceptional convenience makes the boiler ideal for users who prioritize both flexibility and efficiency.\u003c\/p\u003e  \u003ch3\u003eIntuitive controls and easy handling\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Combi is easy to operate thanks to its color touchscreen interface. The integrated lambda probe continuously measures the oxygen content in the exhaust gases and optimizes the air supply for ideal combustion. This technology effectively supports both wood and pellet fuels.\u003c\/p\u003e  \u003cp\u003eAdditional practical features such as an exhaust gas temperature sensor, automatic grate cleaning, and a large loading door for firewood make daily use of the boiler particularly convenient. Maintenance is kept to a minimum thanks to the easily accessible cleaning elements.\u003c\/p\u003e  \u003ch3\u003eSecurity at the highest level\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Combi boiler features numerous safety functions to ensure smooth operation. A safety temperature limiter (STB) shuts off the boiler in case of overheating, while an integrated safety heat exchanger ensures rapid system cooling. Additionally, a thermal relief valve provides maximum operational safety.\u003c\/p\u003e  \u003cp\u003eEven in the event of a power outage, key safety elements remain functional. This reliability makes the PID Logic Kombi a safe choice for any application.\u003c\/p\u003e  \u003ch3\u003eEconomic efficiency and environmental friendliness\u003c\/h3\u003e  \u003cp\u003eWith an efficiency of over 93%, the PID Logic Combi is among the most efficient heating systems in its class. Thanks to the pyrolytic combustion process, fuel consumption is reduced by up to 85% compared to conventional wood-fired boilers. This not only saves the user money but also conserves resources.\u003c\/p\u003e  \u003cp\u003eThe extremely low emissions meet the strictest environmental standards, including boiler class 5 according to EN 303-5:2012 and the German Federal Immission Control Act (BImSchV) Stage 2. The PID Logic Kombi is the ideal solution for anyone looking for a sustainable heating alternative.\u003c\/p\u003e  \u003ch3\u003eExpansion options for maximum flexibility\u003c\/h3\u003e  \u003cp\u003eNumerous expansion modules can be easily integrated, increasing the boiler's functionality. These include control modules for multiple heating circuits, a GSM alarm module, and various storage container systems. Particularly convenient: For pellet supply, auger systems or screw conveyors can be used to meet individual needs.\u003c\/p\u003e  \u003ch3\u003eTechnical specifications\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Combi is available in three power levels: 25, 35, and 45 kW. It features standardized connections for the flow, return, and drain, and is equipped with an exhaust outlet whose diameter varies between 150 mm and 180 mm depending on the model. All components are TÜV and CE certified to ensure the highest quality standards.\u003c\/p\u003e  \u003ch3\u003eThe advantages of the PID Logic Combo at a glance\u003c\/h3\u003e  \u003cul\u003e  \u003cli\u003eModern combination of wood and pellet heating\u003c\/li\u003e  \u003cli\u003eMaximum thermal comfort thanks to automatic fuel switching\u003c\/li\u003e  \u003cli\u003eLambda sensor control for optimal combustion\u003c\/li\u003e  \u003cli\u003eHigh efficiency with an efficiency rating of over 93%\u003c\/li\u003e  \u003cli\u003eSpacious combustion chamber for logs up to 500 mm long\u003c\/li\u003e  \u003cli\u003eLow emissions and minimal fuel consumption\u003c\/li\u003e  \u003cli\u003eCertified according to EN 303-5:2012 and BImSchV Level 2\u003c\/li\u003e  \u003cli\u003eExtensive safety precautions for completely worry-free operation\u003c\/li\u003e  \u003cli\u003eExpandable with additional functions and modules\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp\u003eWith the PID Logic Kombi, you're choosing a future-proof heating system that combines environmental awareness, efficiency, and ease of use. Benefit from the advantages of a modern wood and pellet heating system and enjoy cozy warmth at any time.\u003c\/p\u003e  \u003ch3\u003eTechnical data\u003c\/h3\u003e  \u003cul\u003e  \u003cli\u003eEnergy efficiency class A+\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eBoiler class 5\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eNominal heat output 25 kW\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003ePerformance area \u003cul\u003e  \u003cli\u003eWood: 17.5-35 kW  \u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003ePellet: 10.2-35 kW\u003cbr\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003c\/li\u003e  \u003cli\u003eEfficiency 90.5%\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eTraction requirement 10 Pa\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eCO content\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eNominal load: 62 mg\/m³ \u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003ePartial load: 72 mg\/m³\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eDust emission 13 mg\/m³\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eMaximum firewood length\u003cbr\u003e  \u003cul\u003e  \u003cli\u003eWood (450-550) x 70 x 50 \u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003ePellet d = 6 mm \u003cbr\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003c\/li\u003e  \u003cli\u003eExhaust gas mass flow\u003cbr\u003e  \u003cul\u003e  \u003cli\u003eNominal output: Wood 0.022 kg\/s Pellet 0.030 kg\/s  \u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eMinimum output: wood 0.012 kg\/s pellet 0.008 kg\/s\u003cbr\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003c\/li\u003e  \u003cli\u003eHeight 1350 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eWidth 1025 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eDepth 1385 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eFlue pipe connection Ø 160 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eWeight 875.0 kg\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eScope of delivery\u003c\/h3\u003e  \u003cul\u003e  \u003cli\u003eThermoflux PID combination boiler 35 kW\u003c\/li\u003e  \u003cli\u003eAssembly \u0026amp; User manual\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp\u003eDownload\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/thermoflux_pid_35_produktdatenblatt.pdf?v=1753601967\" target=\"_blank\"\u003eProduct data sheet\u003c\/a\u003e\u003c\/li\u003e  \u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/Thermoflux_PID_Bedienungsanleitung.pdf?v=1753514448\" target=\"_blank\"\u003eUser manual\u003c\/a\u003e\u003c\/li\u003e  \u003c\/ul\u003e","brand":"Thermoflux GmbH","offers":[{"title":"Default Title","offer_id":54031742402908,"sku":"T-Kombi-PID35","price":17157.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/thermoflux-pid-kombikessel-35-kw-holz-und-pelletheizung-effizient-3344424.webp?v=1770692365"},{"product_id":"thermoflux-pid-logic-kombi-45-kw","title":"Thermoflux PID Logic Kombi 45 kW - Wood \u0026 Pellet Heating","description":"\u003ch2\u003ePID Logic Kombi: The perfect combination of wood and pellet heating\u003c\/h2\u003e  \u003cp\u003eThe PID Logic combination boiler is the ideal solution for efficient, comfortable, and environmentally friendly heating. With a nominal heat output of either 25, 35, or 45 kW, it is perfectly suited for small to medium-sized buildings. Thanks to touch controls, a lambda probe, and an efficiency of over 93%, you not only save energy but also protect the environment. The automatic switching between wood and pellet operation makes the boiler extremely user-friendly.\u003c\/p\u003e  \u003ch3\u003eEfficient wood gasification: Maximum energy utilization\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Kombi utilizes the proven wood gasification principle, ensuring virtually complete combustion of the fuel. The generously sized combustion chamber, which can accommodate logs up to 500 mm in length, achieves a burn time of at least 4 hours at full power. With lower heating loads, the burn time can even be extended to a full day, significantly increasing heating comfort.\u003c\/p\u003e  \u003cp\u003eThe two-stage wood gasification process optimally utilizes the energy of the wood and reduces emissions to a minimum. This protects the environment and saves on fuel costs. It is important that the firewood has a residual moisture content of no more than 20% to guarantee maximum efficiency.\u003c\/p\u003e  \u003ch3\u003eState-of-the-art pellet heating system\u003c\/h3\u003e  \u003cp\u003eThe pellets are burned in the separate right-hand section of the boiler. Pellets are considered an environmentally friendly energy source because they consist of wood shavings and are subject to strict quality standards (DINplus, ENplus A1). The integrated hopper offers ample space for pellets, with a volume of 80 to 148 liters depending on the model. Automatic filling via external conveying systems is available as an option.\u003c\/p\u003e  \u003cp\u003eThe advanced combustion technology ensures clean pellet utilization with minimal emissions. This makes the PID Logic Combi an ideal complement to or alternative to wood heating systems and increases flexibility in heating operation.\u003c\/p\u003e  \u003ch3\u003eAutomatic switching between fuel types\u003c\/h3\u003e  \u003cp\u003eA highlight of the PID Logic Combi is the automatic switchover from wood to pellet operation. As soon as the logs in the combustion chamber have completely burned, the pellet burner automatically takes over the heating process. This ensures a constant heat supply without the need for manual intervention. This function provides maximum ease of use and uninterrupted heat delivery.\u003c\/p\u003e  \u003ch3\u003eEase of use thanks to innovative touch control\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Kombi is intuitively controlled via a modern color touchscreen. All functions are clearly displayed here. The integrated lambda probe continuously measures the oxygen content in the exhaust gases and regulates the air supply to ensure optimal combustion – for both wood and pellets.\u003c\/p\u003e  \u003cp\u003eAdditional features such as an exhaust gas temperature sensor and automatic grate cleaning significantly reduce maintenance and increase the boiler's efficiency. The combustion chamber is easily filled through a large loading door, and cleaning is straightforward via a separate door.\u003c\/p\u003e  \u003ch3\u003eHigh safety and reliability\u003c\/h3\u003e  \u003cp\u003eSafety is paramount in the PID Logic Combi boiler. Equipped with a safety temperature limiter (STB), a safety heat exchanger, and a thermal relief valve, the boiler ensures maximum operational reliability. In the event of a temperature rise above the limit or a power outage, the protective mechanisms reliably intervene to regulate operation or protect the boiler.\u003c\/p\u003e  \u003cp\u003eEven in unforeseen situations, the PID Logic Kombi remains flexible and safe in operation, making it a reliable heating solution for any home.\u003c\/p\u003e  \u003ch3\u003eAn economical and environmentally friendly choice\u003c\/h3\u003e  \u003cp\u003eWith an efficiency of over 93%, the PID Logic Kombi is among the most efficient boilers in its class. Its pyrolytic wood combustion saves more than 85% fuel compared to conventional wood-fired boilers. Its exceptionally low emissions meet the requirements of the stringent German Federal Immission Control Act (BImSchV) Stage 2 and the highest boiler class 5 according to EN 303-5:2012.\u003c\/p\u003e  \u003cp\u003eThe PID Logic Kombi thus creates a sustainable link between modern heating technology and ecological responsibility. The ability to use both wood and pellets in a resource-efficient manner makes it an economical and future-proof investment.\u003c\/p\u003e  \u003ch3\u003eModular expansion options\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Kombi can be individually adapted to your needs. Optional modules, such as a GSM alarm module or controllers for up to eight heating circuits, significantly expand its range of applications. The pellet feed can also be adapted to your specific requirements using augers, vacuum systems, or larger storage containers.\u003c\/p\u003e  \u003cp\u003eThis flexible system design allows you to optimally integrate the boiler into your existing heating structure and to easily implement future expansions.\u003c\/p\u003e  \u003ch3\u003eTechnical details at a glance\u003c\/h3\u003e  \u003cp\u003eThe PID Logic Combi boiler is available in several output sizes (25, 35, and 45 kW) and features standardized connections for flow, return, and drain. The flue outlet diameter varies between 150 mm and 180 mm, depending on the output. Thanks to TÜV and CE certification, the boiler meets all relevant safety and quality standards.\u003c\/p\u003e  \u003cp\u003eAll installed components are durable and reliable, making the PID Logic Kombi a stable and long-term usable heating solution.\u003c\/p\u003e  \u003ch3\u003eWhy the PID Logic Combo is the right choice\u003c\/h3\u003e  \u003cp\u003eIn summary, the PID Logic Kombi combines state-of-the-art heating technology with maximum comfort and high environmental compatibility. It not only offers powerful wood and pellet combustion, but also impresses with its ease of use, safety features, and cost-effectiveness.\u003c\/p\u003e  \u003cp\u003eWith its flexible use for two fuel types and automatic switching, this boiler is perfect for households that value reliable heat supply and efficiency. Choose the PID Logic Combi today and benefit from a sustainable and future-proof heating solution!\u003c\/p\u003e  \u003ch3\u003eTechnical data\u003c\/h3\u003e  \u003cul\u003e  \u003cli\u003eEnergy efficiency class A+\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eBoiler class 5\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eNominal heat output 45 kW\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003ePerformance area \u003cul\u003e  \u003cli\u003eWood: 22.5-45 kW\u003c\/li\u003e  \u003cli\u003ePellet: 13.5-45 kW\u003cbr\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003c\/li\u003e  \u003cli\u003eEfficiency 90.6%\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eTraction requirement 10 Pa\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eCO content \u003cul\u003e  \u003cli\u003eNominal load: 60 mg\/m³\u003c\/li\u003e  \u003cli\u003ePartial load: 82 mg\/m³\u003cbr\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003c\/li\u003e  \u003cli\u003eDust emission 13 mg\/m³\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eMaximum firewood length \u003cul\u003e  \u003cli\u003eWood (450-550) x 70 x 50 mm \u003c\/li\u003e  \u003cli\u003ePellet d=6 mm \u003cbr\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003c\/li\u003e  \u003cli\u003eExhaust gas mass flow rate at nominal output: Wood 0.027 kg\/s | Pellet 0.0385 kg\/s\u003c\/li\u003e  \u003cli\u003eMinimum output: wood 0.014 kg\/s | Pellet 0.0121 kg\/s\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eHeight 1350 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eWidth 1025 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eDepth 1385 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eFlue pipe connection Ø 160 mm\u003cbr\u003e  \u003c\/li\u003e  \u003cli\u003eWeight 875.0 kg\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eScope of delivery\u003c\/h3\u003e  \u003cul\u003e  \u003cli\u003eThermoflux PID Logic Combi 45 kW\u003c\/li\u003e  \u003cli\u003eAssembly \u0026amp; User manual\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eDownload\u003c\/h3\u003e  \u003cul\u003e  \u003cli\u003e\u003ca title=\"Thermoflux Pelling PID45 Datenblatt\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/PLK-45-DB.pdf?v=1740293104\" aria-label=\"Besuchen Sie eine Webseite über Thermoflux Pelling PID45 Datenblatt\"\u003eData sheet 45 kW\u003c\/a\u003e\u003c\/li\u003e  \u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/Montageanleitung-Pid-Logic-Kombi-PLK.pdf?v=1739970764\" title=\"Montageanweisung TPID\" rel=\"noopener\" target=\"_blank\" aria-label=\"Besuchen Sie eine Webseite über Montageanweisung TPID\"\u003eAssembly instructions\u003c\/a\u003e\u003c\/li\u003e  \u003c\/ul\u003e","brand":"Thermoflux GmbH","offers":[{"title":"Default Title","offer_id":54031755706716,"sku":"T-Kombi-PID45","price":19049.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/thermoflux-pid-logic-kombi-45-kw-holz-pelletheizung-7528989.webp?v=1770692396"},{"product_id":"attack-slx-combi-pellet-20-kw-plus","title":"Attack SLX Combi Pellet 20 kW Plus","description":"\u003ch2\u003eAttack SLX Combination Boiler for Wood and Pellets - Efficiency and Versatility\u003c\/h2\u003e\n\u003cp\u003eThe combination boiler \u003cstrong\u003eAttack SLX Combi\u003c\/strong\u003e combines the advantages of a full-fledged wood gasification boiler with the option to switch to fully automatic pellet operation. Whether you use wood, briquettes, or wood pellets as fuel, the boiler offers high comfort and an impressive efficiency of up to 91.6%. With its robust construction made of special boiler steel and numerous innovative features, the\u003cstrong\u003e Attack SLX Combi\u003c\/strong\u003e is a reliable and user-friendly companion for your heating needs.\u003c\/p\u003e\n\u003ch3\u003eHigh Efficiency and Efficient Heating\u003c\/h3\u003e\n\u003cp\u003eThanks to the highly efficient tubular heat exchanger with mechanical cleaning lever and the advanced control system, the Attack SLX \u003cstrong\u003ecombination boiler \u003c\/strong\u003eachieves outstanding combustion efficiency. The integrated PID control continuously adjusts the fan speed, which together with fuzzy logic ensures optimal energy utilization. The special turbulators in the heat exchanger slow down the flue gases and ensure maximum heat transfer to the heating water.\u003c\/p\u003e\n\u003cp\u003eWith an impressive efficiency of over 91%, the boiler not only saves fuel costs but also represents an environmentally friendly heating solution, as wood and pellets are considered CO2-neutral fuels as biomass.\u003c\/p\u003e\n\u003ch3\u003eFlexibility through wood and pellet operation\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAttack SLX\u003c\/strong\u003e Combi impresses particularly with its flexibility. In wood gasification mode, you can easily operate the boiler with split logs or briquettes. A large loading chamber with a capacity of up to 200 liters is available for this purpose, suitable for split logs up to 690 mm in length.\u003c\/p\u003e\n\u003cp\u003eFor\u003cstrong\u003e pellet operation, the boiler is equipped with a modern burner \u003c\/strong\u003ethat is automatically supplied with pellets via a screw conveyor. Switching between the two operating modes is straightforward via a swivel mechanism on the burner. This allows you to choose between manual and fully automatic operation at any time – depending on personal preference and needs.\u003c\/p\u003e\n\u003ch3\u003eComfortable fully automatic operation with pellets\u003c\/h3\u003e\n\u003cp\u003eIn pellet mode, the \u003cstrong\u003eAttack SLX Combi\u003c\/strong\u003ewith comfortable fully automatic operation. The burner ignites and extinguishes automatically to reach the set target temperature of the buffer tank. Cleaning of the burner is also fully automatic, which significantly reduces maintenance effort.\u003c\/p\u003e\n\u003cp\u003eWith the optional control via a room thermostat, you can conveniently control and adjust boiler operation from a distance without having to enter the boiler room. This increases operating comfort and saves time.\u003c\/p\u003e\n\u003ch3\u003eRobust construction for long service life\u003c\/h3\u003e\n\u003cp\u003eThe\u003cstrong\u003eAttack SLX combi boiler\u003c\/strong\u003e is made of 6 mm thick special boiler steel, which ensures a very long service life. The integrated cooling circuit safety device ensures maximum safety during operation and prevents overheating. With its well-thought-out and compact design, the boiler is also space-saving and easy to install.\u003c\/p\u003e\n\u003cp\u003eThe Attack SLX model series is designed for durability and reliability, so you can benefit from an efficient heating experience for many years.\u003c\/p\u003e\n\u003ch3\u003eInnovative control for maximum efficiency\u003c\/h3\u003e\n\u003cp\u003eThe boiler is equipped with a modern LCD display that clearly shows all important operating states and diagnostics. The control system allows regulation of two heating circuits as well as precise buffer control. In addition, the burner can be controlled either via a room thermostat or a temperature sensor.\u003c\/p\u003e\n\u003cp\u003eThe innovative combination of PID control and fuzzy logic ensures continuous adjustment of the combustion parameters to optimize heating output and minimize losses. This makes the Attack SLX Combi not only efficient but also environmentally friendly in its combustion.\u003c\/p\u003e\n\u003ch3\u003eEnvironmentally friendly and cost-saving\u003c\/h3\u003e\n\u003cp\u003eWith the ability to flexibly combine wood and pellets, the Attack SLX Combi significantly reduces your heating costs per season. By using biomass as fuel, the boiler also contributes to environmental protection. Low emissions and high energy efficiency help the boiler meet strict environmental standards.\u003c\/p\u003e\n\u003cp\u003eIn addition, the optional pellet container with a capacity of 500 liters offers extra convenience, as it allows longer operating times without refilling.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAttack SLX combination boiler for wood and pellets\u003c\/strong\u003e is a versatile and efficient heat generator that offers both high comfort and environmental friendliness. With its ability to switch between wood and pellet operation, it flexibly meets different heating requirements. The robust materials and innovative control technology make the \u003cstrong\u003eAttack SLX Combi \u003c\/strong\u003ea sustainable and durable solution for your heating needs.\u003c\/p\u003e\n\u003cp\u003eIf you value efficiency, ease of operation, and environmental friendliness, the Attack SLX\u003cstrong\u003e combination boiler\u003c\/strong\u003e is the ideal choice for your home or facility.\u003c\/p\u003e\n\u003ch3\u003eAdvantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eSimple fuel change – \u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cem\u003e\u003cspan dir=\"auto\"\u003ewood\/pellets\u003c\/span\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFully automatic combustion process\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eAutomatic burner cleaning\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eHigh combustion efficiency\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e92%\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eWide output range\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e20, 25, 30, 35 kW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eDry coating – protection against tar\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLong burn time\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003efrom 8 to 12 hours\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLarge loading space up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e200 l\u003c\/span\u003e\u003c\/strong\u003e\u003cspan dir=\"auto\"\u003e \/ \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e650 mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFireproof concrete moldings, resistant to temperatures up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e1350 °C\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan dir=\"auto\"\u003eTechnical basic data\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eNominal heat output: \u003cstrong\u003eWood 25 kW \/ Pellets 30 kW\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eLoading chamber volume: \u003cstrong\u003e200 L\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFilling opening: \u003cstrong\u003e235 x 445\u003c\/strong\u003e mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue connection: \u003cstrong\u003e23 PA\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler height: \u003cstrong\u003e1,472 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler width: \u003cstrong\u003e703 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth with burner: \u003cstrong\u003e1,650 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth without burner: \u003cstrong\u003e1,350 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue outlet height: \u003cstrong\u003e985 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue pipe connection: \u003cstrong\u003e150 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAttack \u003cstrong\u003ePellet combination boiler 20 kW\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePellet container \u0026amp; auger conveyor\u003c\/li\u003e\n\u003cli\u003eInstallation \u0026amp; operating instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstyle type=\"text\/css\"\u003e\n\ttable.tableizer-table {\n\t\tfont-size: 12px;\n\t\tborder: 1px solid #CCC; \n\t\tfont-family: Arial, Helvetica, sans-serif;\n\t} \n\t.tableizer-table td {\n\t\tpadding: 4px;\n\t\tmargin: 3px;\n\t\tborder: 1px solid #CCC;\n\t}\n\t.tableizer-table th {\n\t\tbackground-color: #104E8B; \n\t\tcolor: #FFF;\n\t\tfont-weight: bold;\n\t}\n\u003c\/style\u003e","brand":"Attack","offers":[{"title":"Default Title","offer_id":56129292992860,"sku":"A20SLXCP+PED250+PEL5000","price":8005.41,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/Kombinovany_kotol_ATTACK_SLX_COMBI_PELLET_s_akumulacnou_nadrzou.webp?v=1774511114"},{"product_id":"attack-slx-combi-pellet-25-kw-plus","title":"Attack SLX Combi Pellet 25 kW Plus","description":"\u003ch2\u003eAttack SLX Combination Boiler for Wood and Pellets - Efficiency and Versatility\u003c\/h2\u003e\n\u003cp\u003eThe combination boiler \u003cstrong\u003eAttack SLX Combi\u003c\/strong\u003e combines the advantages of a full-fledged wood gasification boiler with the option to switch to fully automatic pellet operation. Whether you use wood, briquettes, or wood pellets as fuel, the boiler offers high comfort and an impressive efficiency of up to 91.6%. With its robust construction made of special boiler steel and numerous innovative features, the\u003cstrong\u003e Attack SLX Combi\u003c\/strong\u003e is a reliable and user-friendly companion for your heating needs.\u003c\/p\u003e\n\u003ch3\u003eHigh Efficiency and Efficient Heating\u003c\/h3\u003e\n\u003cp\u003eThanks to the highly efficient tube heat exchanger with mechanical cleaning lever and the advanced control system, the Attack SLX \u003cstrong\u003ecombination boiler \u003c\/strong\u003eachieves outstanding combustion efficiency. The integrated PID control continuously adjusts the fan speed, which together with fuzzy logic ensures optimal energy utilization. The special turbulators in the heat exchanger slow down the flue gases and ensure maximum heat transfer to the heating water.\u003c\/p\u003e\n\u003cp\u003eWith an impressive efficiency of over 91%, the boiler not only saves fuel costs but also represents an environmentally friendly heating solution, as wood and pellets as biomass are considered CO2-neutral fuels.\u003c\/p\u003e\n\u003ch3\u003eFlexibility through wood and pellet operation\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAttack SLX\u003c\/strong\u003e Combi impresses particularly with its flexibility. In wood gasification mode, you can easily operate the boiler with split logs or briquettes. A large loading chamber with a capacity of up to 200 liters is available for this purpose, suitable for split logs up to 690 mm in length.\u003c\/p\u003e\n\u003cp\u003eFor\u003cstrong\u003e pellet operation, the boiler is equipped with a modern burner \u003c\/strong\u003ethat is automatically supplied with pellets via a screw conveyor. Switching between the two operating modes is straightforward via a swivel mechanism on the burner. This allows you to choose between manual and fully automatic operation at any time – depending on personal preference and needs.\u003c\/p\u003e\n\u003ch3\u003eComfortable fully automatic operation with pellets\u003c\/h3\u003e\n\u003cp\u003eIn pellet mode, the Attack SLX \u003cstrong\u003eCombination boiler\u003c\/strong\u003ewith convenient fully automatic operation. The burner ignites and extinguishes automatically to reach the set target value of the buffer tank. Burner cleaning is also fully automatic, which significantly reduces maintenance effort.\u003c\/p\u003e\n\u003cp\u003eWith the optional control via a room thermostat, you can conveniently control and adjust boiler operation from a distance without having to enter the boiler room. This increases operating comfort and saves time.\u003c\/p\u003e\n\u003ch3\u003eRobust design for long service life\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAttack SLX combination boiler\u003c\/strong\u003e is made of 6 mm thick special boiler steel, which ensures a very long service life. The integrated cooling circuit safety device ensures maximum safety during operation and prevents overheating. With its well-thought-out and compact design, the boiler is also space-saving and easy to install.\u003c\/p\u003e\n\u003cp\u003eThe Attack SLX model series is designed for durability and reliability, so you can benefit from an efficient heating experience for many years.\u003c\/p\u003e\n\u003ch3\u003eInnovative control for maximum efficiency\u003c\/h3\u003e\n\u003cp\u003eThe boiler is equipped with a modern LCD display that clearly shows all important operating states and diagnostics. The control system allows regulation of two heating circuits as well as precise buffer control. In addition, the burner can be controlled either via a room thermostat or a temperature sensor.\u003c\/p\u003e\n\u003cp\u003eThe innovative combination of PID control and fuzzy logic ensures continuous adjustment of the combustion parameters to optimize heating output and minimize losses. This makes the Attack SLX Combi not only efficient but also environmentally friendly in its combustion.\u003c\/p\u003e\n\u003ch3\u003eEnvironmentally friendly and cost-saving\u003c\/h3\u003e\n\u003cp\u003eWith the ability to \u003cstrong\u003ecombine wood and pellets \u003c\/strong\u003eflexibly, the Attack SLX Combi significantly reduces your heating costs per season. By using biomass as fuel, the boiler also contributes to environmental protection. Low emissions and high energy efficiency help the boiler meet strict environmental standards.\u003c\/p\u003e\n\u003cp\u003eIn addition, the optional pellet container with a capacity of 500 liters offers extra convenience, as it allows longer operating times without refilling.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAttack SLX combination boiler for wood and pellets\u003c\/strong\u003e is a versatile and efficient heat generator that offers both high comfort and environmental friendliness. With its ability to switch between wood and pellet operation, it flexibly meets different heating requirements. The robust materials and innovative control technology make the Attack SLX Combi a sustainable and durable solution for your heating needs.\u003c\/p\u003e\n\u003cp\u003eIf you value efficiency, ease of operation, and environmental friendliness, the Attack SLX\u003cstrong\u003e combination boiler\u003c\/strong\u003e is the ideal choice for your home or facility.\u003c\/p\u003e\n\u003ch3\u003eAdvantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eSimple fuel change – \u003c\/span\u003e\u003cem\u003e\u003cspan dir=\"auto\"\u003ewood\/pellets\u003c\/span\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFully automatic combustion process\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eAutomatic burner cleaning\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eHigh combustion efficiency \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e92 %\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eWide power range\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e20, 25, 30, 35 kW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eDry coating – protection against tar\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLong burn time\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003efrom 8 to 12 hours\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eLarge loading space up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e200 l\u003c\/span\u003e\u003c\/strong\u003e\u003cspan dir=\"auto\"\u003e \/ \u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e650 mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003eFireproof concrete blocks, resistant to temperatures up to\u003c\/span\u003e\u003cstrong\u003e\u003cspan dir=\"auto\"\u003e1350 °C\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan dir=\"auto\"\u003eTechnical basic data\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eNominal heat output: \u003cstrong\u003eWood 25 kW \/ Pellets 30 kW\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eLoading chamber volume: \u003cstrong\u003e200 L\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFilling opening: \u003cstrong\u003e235 x 445\u003c\/strong\u003e mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eChimney draft: \u003cstrong\u003e23 PA\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler height: \u003cstrong\u003e1,472 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler width: \u003cstrong\u003e703 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth with burner: \u003cstrong\u003e1,650 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eBoiler depth without burner: \u003cstrong\u003e1,350 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue outlet height: \u003cstrong\u003e985 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan dir=\"auto\"\u003eFlue pipe connection: \u003cstrong\u003e150 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAttack pellet combination boiler 25 kW\u003c\/li\u003e\n\u003cli\u003ePellet container \u0026amp; feed screw\u003c\/li\u003e\n\u003cli\u003eInstallation and operating instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstyle type=\"text\/css\"\u003e\n\ttable.tableizer-table {\n\t\tfont-size: 12px;\n\t\tborder: 1px solid #CCC; \n\t\tfont-family: Arial, Helvetica, sans-serif;\n\t} \n\t.tableizer-table td {\n\t\tpadding: 4px;\n\t\tmargin: 3px;\n\t\tborder: 1px solid #CCC;\n\t}\n\t.tableizer-table th {\n\t\tbackground-color: #104E8B; \n\t\tcolor: #FFF;\n\t\tfont-weight: bold;\n\t}\n\u003c\/style\u003e","brand":"Attack","offers":[{"title":"Default Title","offer_id":56450910224732,"sku":"25SLXCP+PED250+PEL5000","price":8140.24,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/Kombinovany_kotol_ATTACK_SLX_COMBI_PELLET_s_akumulacnou_nadrzou.webp?v=1774511114"},{"product_id":"attack-slx-combi-pellet-30-kw-plus-copy","title":"ATTACK SLX Combi Pellet 30 kW Plus – incl. 500 l tank \u0026 auger","description":"\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e\n\u003cp\u003eThe ATTACK SLX Combi Pellet 30 Plus is a combination boiler for log wood and wood pellets. In wood operation, the boiler works as a wood gasifier; in pellet operation, an automatic pellet burner with electric ignition takes over heat generation. Both fuels are not used simultaneously.\u003c\/p\u003e\n\u003cp\u003eThe GEMA version \u003cstrong\u003ePlus\u003c\/strong\u003e includes, in addition to the boiler, the matching 500-liter pellet container and the screw conveyor for pellet operation. This means that fuel storage for automatic pellet operation is already part of the offered package.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eThe 30SLXCP achieves 30 kW nominal output in wood operation with a power range of 15 to 30 kW. In pellet operation, the power range is 8 to 30 kW. According to the manufacturer, the efficiency is 90.3% with wood and 90.2% with pellets; both operating modes meet boiler class 5.\u003c\/p\u003e\n\u003cp\u003eThe pellet burner features automatic ignition and automatic cleaning of the burner grate. The boiler\u0026#39;s tube heat exchanger is cleaned via the cleaning lever with turbulators. For safe wood operation, the boiler has a cooling circuit; the thermal drain safety device must be professionally connected to a cold water supply and a drain.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003ePlus Equipment: Pellet Container \u0026amp; Screw Conveyor\u003c\/h2\u003e\n\u003cp\u003eThe Plus package includes the ATTACK pellet container with a volume of 500 liters as well as the screw conveyor PED 200 intended for the 30 kW pellet burner. The container can be placed to the right or left of the boiler depending on local conditions. The screw conveyor transports the pellets to the burner; the exact installation and inclination must be carried out according to the manufacturer\u0026#39;s instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eSystem integration \u0026amp; system planning\u003c\/h2\u003e\n\u003cp\u003eATTACK prescribes a return temperature of at least 65 °C for the SLX Combi Pellet. For the 30SLXCP, the technical table specifies a minimum buffer volume of 2,200 liters. The permissible operating pressure is a maximum of 2.5 bar, and the required chimney draft is 23 Pa.\u003c\/p\u003e\n\u003cp\u003eThe specific design of the buffer tank, return temperature boosting, safety group, chimney, and hydraulic system must be tailored to the building and the heating system.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e.product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd}\u003c\/style\u003e\u003cdiv class=\"product-th\"\u003e\n\u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e\n\u003ctable class=\"product-th__table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eNominal output (wood)\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e30 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eOutput range (wood)\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e15–30 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eOutput range (pellets)\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e8–30 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eEfficiency wood \/ pellets\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e90.3% \/ 90.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eBoiler class\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eClass 5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFuel\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eLog wood \/ wood pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. log length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e650 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003ePellet container Plus\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e500 liters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eAuger Plus\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eATTACK PED 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eChimney draft\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e23 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFlue pipe connection\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMin. return temperature\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e65 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMinimum buffer tank volume\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2,200 liters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eBoiler dimensions with burner (W × H × D)\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e703 × 1,472 × 1,650 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eBoiler weight\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e610 kg (without verified total weight of the Plus package)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eInstallation, hydraulic connection, electrical connection, chimney connection, and commissioning must be carried out professionally and in accordance with the manufacturer\u0026#39;s documentation. Return temperature boosting and overheating protection must be strictly observed. The thermal drain safety device of the post-cooling circuit must be permanently connected to the cold water supply and remain functional.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003eThe boiler must not be operated simultaneously with log wood and pellets. When switching the operating mode, the conversion and operating instructions described in the user manual must be followed.\u003c\/p\u003e\n\u003cp\u003eThe boiler weight of 610 kg specified by the manufacturer does not reliably include the complete Plus package consisting of the boiler, 500-liter pellet container, and screw conveyor. For shipping calculation purposes, a verified total shipping weight should therefore be stored.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eScope of delivery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eATTACK SLX Combi Pellet 30 kW combination boiler\u003c\/li\u003e\n\u003cli\u003eATTACK pellet burner Automatic 8–30 kW\u003c\/li\u003e\n\u003cli\u003eATTACK pellet container 500 liters\u003c\/li\u003e\n\u003cli\u003eATTACK screw conveyor PED 200\u003c\/li\u003e\n\u003cli\u003eBoiler control and boiler components required for operation as per the manufacturer\u0026#39;s scope of delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":56451432841564,"sku":"30SLXCP+PED250+PEL5000","price":8043.24,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/Kombinovany_kotol_ATTACK_SLX_COMBI_PELLET_s_akumulacnou_nadrzou.webp?v=1774511114"},{"product_id":"kombikessel-attack-slx-combi-pellet-35-kw-plus","title":"Combination boiler Attack SLX Combi Pellet 35 kW Plus","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe Attack SLX Combi Pellet 35 kW is a combination boiler for wood and pellets that combines classic log wood operation with automated pellet operation in a single heating boiler. It is suitable as a heat generator for residential buildings and comparable properties when boiler output, chimney, and heating system are professionally matched to one another.\u003c\/p\u003e \u003cp\u003eThe Plus version additionally includes a pellet hopper with a 500-liter capacity and an auger feed screw with a length of 2 meters. This makes the product designed for operation with external pellet feed while remaining usable for log wood operation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eIn wood operation, the boiler works on the wood gasification principle with an induced draft fan. For pellet operation, the pellet burner is guided on the boiler via the pantograph system; the pellets are transported from the pellet hopper to the burner via the external auger feed screw.\u003c\/p\u003e \u003cp\u003eThe pellet burner features electric ignition and burner cleaning. The PROFI control system supports operation with clear controls and display of important operating information. The boiler body is water-cooled and thermally insulated.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe combination boiler enables the use of log wood and wood pellets in one system. In log wood operation, the large loading chamber offers practical loading, while pellet operation reduces the effort required for operation through automatic ignition and fuel feed.\u003c\/p\u003e \u003cp\u003eThe 500-liter pellet hopper supports longer operating phases in pellet mode without the need for constant refilling. The separate operation of the fuels remains important here: wood and pellets are not operated simultaneously.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe Attack SLX Combi Pellet 35 kW is integrated into a water-based heating system and requires a professionally planned flue gas routing as well as an appropriate combustion air supply. For wood operation, integration with return temperature control and a buffer tank is technically advisable so that the boiler can be operated within the intended temperature range.\u003c\/p\u003e \u003cp\u003eIn pellet operation, fuel is supplied via the pellet hopper and screw conveyor. The specific design of the entire system depends on the building, heat demand, hydraulics, chimney, and local installation conditions.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following technical data refers to the Attack SLX Combi Pellet 35 kW and the verified boiler data.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal output\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e35 kW wood \/ 30 kW pellets\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eOutput range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e17.5–35 kW wood \/ 8–30 kW pellets\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFuel\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eLog wood and wood pellets\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eCombustion technology\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWood gasification \/ automatic pellet operation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eEfficiency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90.3% wood \/ 90.6% pellets\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBoiler class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. flow temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLog length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e650 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDraft requirement\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e23 Pa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFlue pipe connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e150 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePellet operation possible\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eYes\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eAutomatic cleaning\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eBurner cleaning\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eIgnition system\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eElectric ignition\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeight\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1,472 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eWidth\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e703 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDepth\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1,650 mm with burner\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFrequency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 Hz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e42 W wood \/ 190 W pellets \/ 600 W ignition \/ \u0026lt;5 W standby\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eInstallation includes positioning the boiler, hydraulic connection, flue pipe connection, electrical connection, and installation of the pellet container and feed screw. This should be carried out by qualified professionals to ensure that the heating system, chimney, return temperature control, safety devices, and pellet feed are correctly coordinated.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe boiler is designed for split logs and wood pellets, but not for simultaneous operation with both fuels. For operation, dry, suitable fuels must be used, and the instructions in the operating and installation documents must be observed. Maintenance, cleaning, and commissioning should be carried out in accordance with the manufacturer\u0026#39;s documentation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eAttack SLX Combi Pellet 35 kW Plus combination boiler\u003c\/li\u003e \u003cli\u003e500-liter pellet container\u003c\/li\u003e \u003cli\u003e2-meter feed auger\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":56451572990300,"sku":"35SLXCP+PED250+PEL5000","price":8043.24,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/Kombinovany_kotol_ATTACK_SLX_COMBI_PELLET_s_akumulacnou_nadrzou.webp?v=1774511114"},{"product_id":"mpm-ds-duo-17-kw-holz-kohle-kombikessel-scheitholz-steinkohle","title":"MPM DS Duo 17 kW wood-coal combination boiler - logs \u0026 hard coal","description":"\u003ch2 data-start=\"0\" data-end=\"53\"\u003eMPM DS Duo 17 kW – Wood-Coal Combination Boiler\u003c\/h2\u003e\n\u003ch3 data-start=\"55\" data-end=\"387\"\u003eProduct Description\u003c\/h3\u003e\n\u003cp data-start=\"55\" data-end=\"387\"\u003eThe \u003cstrong data-start=\"85\" data-end=\"111\"\u003ewood-coal combination boiler\u003c\/strong\u003e MPM DS Duo 17 is a manually fed solid fuel boiler for split logs and hard coal. The gasification principle with a separate combustion chamber ensures controlled combustion and high efficiency. With power switching (MIN\/MAX), operation is also possible without a buffer tank.\u003c\/p\u003e\n\u003ch3 data-start=\"389\" data-end=\"526\"\u003e\u003cstrong data-start=\"389\" data-end=\"403\"\u003eHighlights\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"389\" data-end=\"526\"\u003eWood \u0026amp; Hard Coal\u003c\/li\u003e\n\u003cli data-start=\"389\" data-end=\"526\"\u003eClass 5 + Ecodesign\u003c\/li\u003e\n\u003cli data-start=\"389\" data-end=\"526\"\u003eViewing window\u003c\/li\u003e\n\u003cli data-start=\"389\" data-end=\"526\"\u003eMovable cast iron grate\u003c\/li\u003e\n\u003cli data-start=\"389\" data-end=\"526\"\u003emechanical draft regulator incl.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"528\" data-end=\"731\"\u003eAreas of application\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003e\n\u003cstrong data-start=\"552\" data-end=\"569\"\u003eSuitable for:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003esingle-family homes,\u003c\/li\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003eworkshops,\u003c\/li\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003esmall commercial buildings;\u003c\/li\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003econfined boiler rooms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003e\n\u003cstrong data-start=\"639\" data-end=\"662\"\u003eNot suitable for:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003eother fuels;\u003c\/li\u003e\n\u003cli data-start=\"528\" data-end=\"731\"\u003eoperation without return temperature boosting (return ≥55 °C).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"733\" data-end=\"1518\"\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"782\" data-end=\"799\"\u003eNominal output:\u003c\/strong\u003e 17 kW; \u003cstrong data-start=\"807\" data-end=\"819\"\u003eRange:\u003c\/strong\u003e 8.5–17 kW (adjustable to the heating load)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"862\" data-end=\"894\"\u003eEfficiency (nominal output):\u003c\/strong\u003e 91.1% wood \/ 91.3% coal (efficient fuel use)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"956\" data-end=\"977\"\u003eEnergy efficiency:\u003c\/strong\u003e A+ wood (ηs 80%) \/ B coal (ηs 84%)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1018\" data-end=\"1035\"\u003eDimensions (H×W×L):\u003c\/strong\u003e 1200×470×830 mm (space-saving installation)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1084\" data-end=\"1101\"\u003eWater content:\u003c\/strong\u003e 55 l (system volume in the boiler)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1137\" data-end=\"1149\"\u003eWeight:\u003c\/strong\u003e approx. 260 kg (robust construction)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1184\" data-end=\"1198\"\u003eFlue pipe:\u003c\/strong\u003e Ø178 mm (flue gas connection)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1228\" data-end=\"1236\"\u003eDraft:\u003c\/strong\u003e 16–18 Pa (required chimney draft)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1289\" data-end=\"1299\"\u003eChimney:\u003c\/strong\u003e min. 140×140 mm or Ø150; \u003cstrong data-start=\"1327\" data-end=\"1336\"\u003eHeight:\u003c\/strong\u003e min. 7 m (for stable operation)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1373\" data-end=\"1396\"\u003eMax. operating pressure:\u003c\/strong\u003e 3 bar (system pressure)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1422\" data-end=\"1440\"\u003eFlow\/return:\u003c\/strong\u003e 6\/4\u0026quot; (hydraulic connections)\u003c\/li\u003e\n\u003cli data-start=\"733\" data-end=\"1518\"\u003e\n\u003cstrong data-start=\"1472\" data-end=\"1495\"\u003eOperating temperature:\u003c\/strong\u003e 60–90 °C (heating mode)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1520\" data-end=\"1656\"\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eBoiler,\u003c\/li\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eThermometer,\u003c\/li\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eDraft regulator,\u003c\/li\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eDry partition wall (coal),\u003c\/li\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eWood gas flues,\u003c\/li\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eTurbulator,\u003c\/li\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eCleaning tools,\u003c\/li\u003e\n\u003cli data-start=\"1520\" data-end=\"1656\"\u003eManual.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1658\" data-end=\"1797\"\u003eConclusion\u003c\/h3\u003e\n\u003cp data-start=\"1658\" data-end=\"1797\"\u003eCompact \u003cstrong data-start=\"1680\" data-end=\"1706\"\u003eWood-coal combination boiler\u003c\/strong\u003e for anyone looking for fuel flexibility and robust technology without complex electronics.\u003cstrong data-start=\"1799\" data-end=\"1829\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"MPM","offers":[{"title":"Default Title","offer_id":56659981074780,"sku":"MPMDSDUO17","price":2789.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/mpm-ds-duo-24-kw-holz-kohle-kombikessel-scheitholz-steinkohle-1678747.png?v=1770691947"},{"product_id":"mpm-ds-duo-24-kw-holz-kohle-kombikessel-scheitholz-amp-steinkohle","title":"MPM DS Duo 24 kW wood-coal combination boiler - logs \u0026 hard coal","description":"\u003ch2 data-start=\"2146\" data-end=\"2199\"\u003eMPM DS Duo 24 kW – Wood-Coal Combination Boiler\u003c\/h2\u003e\n\u003ch3 data-start=\"2201\" data-end=\"2523\"\u003eProduct Description\u003c\/h3\u003e\n\u003cp data-start=\"2201\" data-end=\"2523\"\u003eThe \u003cstrong data-start=\"2231\" data-end=\"2257\"\u003ewood-coal combination boiler\u003c\/strong\u003e MPM DS Duo 24 is a manually fed solid fuel boiler for split logs and hard coal. The gasification principle and separate combustion chamber enable clean, stable combustion. Thanks to the power switch (MIN\/MAX), operation without a buffer tank is also possible.\u003c\/p\u003e\n\u003ch3 data-start=\"2525\" data-end=\"2680\"\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"2525\" data-end=\"2680\"\u003eWood \u0026amp; Hard Coal\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2680\"\u003eClass 5 + Ecodesign\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2680\"\u003elarge loading door\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2680\"\u003eviewing window\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2680\"\u003emovable cast iron grate\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2680\"\u003emechanical draft regulator incl.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2682\" data-end=\"2886\"\u003eAreas of application\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"2682\" data-end=\"2886\"\u003e\n\u003cstrong data-start=\"2706\" data-end=\"2723\"\u003eSuitable for:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"2682\" data-end=\"2886\"\u003elarger single-family homes,\u003c\/li\u003e\n\u003cli data-start=\"2682\" data-end=\"2886\"\u003emulti-room heating systems,\u003c\/li\u003e\n\u003cli data-start=\"2682\" data-end=\"2886\"\u003eworkshop\/commercial.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2682\" data-end=\"2886\"\u003e\n\u003cstrong data-start=\"2794\" data-end=\"2817\"\u003eNot suitable for:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"2682\" data-end=\"2886\"\u003eother fuels;\u003c\/li\u003e\n\u003cli data-start=\"2682\" data-end=\"2886\"\u003eoperation without return temperature boost (return ≥55 °C).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2888\" data-end=\"3647\"\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"2937\" data-end=\"2954\"\u003eNominal output:\u003c\/strong\u003e 24 kW; \u003cstrong data-start=\"2962\" data-end=\"2974\"\u003eRange:\u003c\/strong\u003e 12–24 kW (more power reserve)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3012\" data-end=\"3044\"\u003eEfficiency (nominal output):\u003c\/strong\u003e 90.5% wood \/ 90.8% coal (high efficiency)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3095\" data-end=\"3116\"\u003eEnergy efficiency:\u003c\/strong\u003e A+ wood (ηs 80%) \/ B coal (ηs 84%)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3157\" data-end=\"3174\"\u003eDimensions (H×W×L):\u003c\/strong\u003e 1220×525×880 mm (installation dimensions)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3209\" data-end=\"3226\"\u003eWater content:\u003c\/strong\u003e 73 l (system volume in the boiler)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3262\" data-end=\"3274\"\u003eWeight:\u003c\/strong\u003e approx. 360 kg (heavy-duty version)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3311\" data-end=\"3325\"\u003eFlue pipe:\u003c\/strong\u003e Ø178 mm (flue gas connection)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3355\" data-end=\"3363\"\u003eDraft:\u003c\/strong\u003e 16–18 Pa (required chimney draft)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3416\" data-end=\"3426\"\u003eChimney:\u003c\/strong\u003e min. 160×160 mm or Ø180; \u003cstrong data-start=\"3454\" data-end=\"3463\"\u003eHeight:\u003c\/strong\u003e min. 7 m (chimney requirement)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3502\" data-end=\"3525\"\u003eMax. operating pressure:\u003c\/strong\u003e 3 bar (system pressure)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3551\" data-end=\"3569\"\u003eFlow\/return:\u003c\/strong\u003e 6\/4\u0026quot; (hydraulic connections)\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"3647\"\u003e\n\u003cstrong data-start=\"3601\" data-end=\"3624\"\u003eOperating temperature:\u003c\/strong\u003e 60–90 °C (heating operation)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3649\" data-end=\"3785\"\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003eBoiler, \u003c\/li\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003ethermometer,\u003c\/li\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003edraft regulator,\u003c\/li\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003edry partition wall (coal),\u003c\/li\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003ewood gas flues,\u003c\/li\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003eturbulator,\u003c\/li\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003ecleaning tools,\u003c\/li\u003e\n\u003cli data-start=\"3649\" data-end=\"3785\"\u003einstructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConclusion\u003c\/h3\u003e\n\u003cp\u003ePowerful \u003cstrong data-start=\"3816\" data-end=\"3842\"\u003eWood-coal combination boiler\u003c\/strong\u003e for higher heating loads – ideal when wood or coal should be used flexibly.\u003cstrong data-start=\"3928\" data-end=\"3958\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"MPM","offers":[{"title":"Default Title","offer_id":56660054245724,"sku":"MPMDSDUO24","price":3249.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/mpm-ds-duo-24-kw-holz-kohle-kombikessel-scheitholz-steinkohle-7475137.png?v=1770691946"},{"product_id":"atmos-dc25gsp-holz-pelletkessel-25kw","title":"ATMOS DC25GSP 25 kW combination boiler wood\/pellets","description":"\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e\n\u003cp\u003eThe ATMOS DC25GSP is a combination boiler for firewood and pellets with a nominal output of 25 kW in wood operation and a pellet output range of 6 to 20 kW. It combines manual wood firing with automated pellet operation in a single boiler and is suitable for water-based central heating systems, particularly in single-family homes. The specific design of the heating output must be adapted to the building\u0026#39;s heating load.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eIn wood operation, the boiler works on the principle of downdraft gasification and uses the ATMOS A25GSP burner for pellet operation. Separate combustion chambers and automatically controlled air dampers support switching between fuels. After the wood has burned down, the pellet burner can start automatically. The DC25GSP achieves energy efficiency class A+ and boiler class 5.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eEveryday Advantages\u003c\/h2\u003e\n\u003cp\u003eWood can be used as an inexpensive, manually fed fuel, while pellet operation enables automated heat supply. Switching between fuels reduces the need for two separate heat generators. Firewood up to 530 mm and high-quality wood pellets with a diameter of 6 to 8 mm are suitable for the intended operation.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp\u003eA professionally sized chimney, a return flow temperature raising system and a buffer tank must be provided for system operation. For the DC25GSP, ATMOS specifies a minimum buffer volume of 500 liters, a minimum return temperature of 65 °C and a boiler water temperature of 80 to 90 °C. The maximum operating pressure is 2.5 bar.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e.product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd}\u003c\/style\u003e\u003cdiv class=\"product-th\"\u003e\n\u003ch2\u003eTechnical Data at a Glance\u003c\/h2\u003e\n\u003ctable class=\"product-th__table\"\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eNominal Output Wood\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e25 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003ePellet output range\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e6-20 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFuels\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood + pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eEnergy efficiency class\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eA+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eBoiler class\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eClass 5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. log length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e530 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eChimney draft\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e18 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMinimum buffer volume\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e500 l\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eInstallation, hydraulic integration, flue gas connection, electrical work and commissioning must be carried out by a qualified professional. The specifications for chimney draft, return temperature, cooling loop and buffer tank must be taken into account during planning and installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003eFor wood operation, dry split firewood with a moisture content of 12 to 20% is intended; for pellet operation, high-quality wood pellets with a diameter of 6 to 8 mm. The model is currently listed as a subsidizable biomass boiler; the eligibility of a specific measure depends on the respective applicable program conditions and the system configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eScope of delivery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eATMOS DC25GSP combination boiler\u003c\/li\u003e\n\u003cli\u003eATMOS A25GSP pellet burner\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA feed screw is not included with the version with item number 01.02.26-0.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Atmos","offers":[{"title":"Default Title","offer_id":56991918031196,"sku":"01.02.26-0","price":10407.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/kombikessel-atmos-dc-gsp-forderfahig-6989909.png?v=1770692840"},{"product_id":"atmos-dc30gsp-holz-pelletkessel-29-8kw","title":"ATMOS DC30GSP combination boiler 29.8 kW wood\/pellets","description":"\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e\n\u003cp\u003eThe Atmos DC30GSP combined boiler is a combined boiler with a model nominal output of 29.8 kW for wood and pellets. It is intended for water-bearing heating systems in which the choice of fuel and the system design are professionally coordinated with one another.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eThe design is intended for operation with wood and pellets. The operating mode, fuel quality and technical boundary conditions are governed by the model-specific manufacturer documentation.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eEveryday Advantages\u003c\/h2\u003e\n\u003cp\u003eThe combination of the intended fuel types creates flexibility in heat supply without having to plan for two separate heat generators as a product. For stable operation, correct system hydraulics, the flue system and the manufacturer\u0026#39;s specifications are decisive.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe boiler, heating circuit, flue system and, if applicable, buffer storage tank must be designed as an overall system. The stated output serves for product classification and does not replace a heating load calculation or professional planning.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd}\n\u003c\/style\u003e\u003cdiv class=\"product-th\"\u003e\n\u003ch2\u003eTechnical Data at a Glance\u003c\/h2\u003e\n\u003cp\u003eThe following values refer to the verified model-specific data status.\u003c\/p\u003e\n\u003ctable class=\"product-th__table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eNominal output\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e29.8 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eEfficiency\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e91.4 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eLog length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e530 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFuel\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood + Pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eCombustion technology\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood gasification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eInstallation, hydraulic connection, safety devices and flue gas routing must be carried out in accordance with the model-specific manufacturer documentation and local requirements. Commissioning should take place within a coordinated overall system.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003eThe manufacturer documentation belonging to the specific model is authoritative for sizing, operation, cleaning and maintenance. Technical performance specifications do not replace a heating load calculation or individual system planning.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eScope of delivery\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003eAtmos DC30GSP\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atmos","offers":[{"title":"Default Title","offer_id":56991920357724,"sku":"01.02.30-0","price":10594.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/kombikessel-atmos-dc-gsp-forderfahig-6989909.png?v=1770692840"},{"product_id":"atmos-dc40gsp-holz-pelletkessel-39kw","title":"ATMOS DC40GSP combi boiler 40 kW wood\/pellets","description":"\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e\n\u003cp\u003eThe Atmos DC40GSP combined boiler is a combined boiler with a nominal model output of 40 kW for wood and pellets. It is intended for hydronic heating systems in which the choice of fuel and the system design are professionally coordinated with one another.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eThe design is intended for operation with wood and pellets. The operating mode, fuel quality and technical boundary conditions are governed by the model-specific manufacturer documentation.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eEveryday Advantages\u003c\/h2\u003e\n\u003cp\u003eThe combination of the intended fuel types creates flexibility in heat supply without having to plan for two separate heat generators as a product. For stable operation, correct system hydraulics, the flue gas system and the manufacturer\u0026#39;s specifications are decisive.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe boiler, heating circuit, flue gas system and, if applicable, buffer storage tank must be designed as an overall system. The stated output serves for product classification and does not replace a heating load calculation or professional planning.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd}\n\u003c\/style\u003e\u003cdiv class=\"product-th\"\u003e\n\u003ch2\u003eTechnical Data at a Glance\u003c\/h2\u003e\n\u003cp\u003eThe following values refer to the verified model-specific data status.\u003c\/p\u003e\n\u003ctable class=\"product-th__table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eNominal output\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e40 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eEfficiency\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e91.2 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eLog length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e730 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFuel\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood + Pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eCombustion technology\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWood gasification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eInstallation, hydraulic connection, safety devices and flue gas routing must be carried out in accordance with the model-specific manufacturer documentation and local requirements. Commissioning should take place within a coordinated overall system.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003eThe manufacturer documentation belonging to the specific model is authoritative for sizing, operation, cleaning and maintenance. Technical performance specifications do not replace a heating load calculation or individual system planning.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"gema-section\"\u003e\n\u003ch2\u003eScope of delivery\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003eAtmos DC40GSP\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atmos","offers":[{"title":"Default Title","offer_id":56991922389340,"sku":"01.02.40-0","price":12643.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/kombikessel-atmos-dc-gsp-forderfahig-6989909.png?v=1770692840"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/collections\/kombikessel_kategoriebild.jpg?v=1777921169","url":"https:\/\/at.gemashop.de\/en\/collections\/kombikessel.oembed","provider":"GEMA Shop","version":"1.0","type":"link"}