Pellet boiler Kamen MULTI KG is an upgraded version of the Kamen MULTI and has an automatic fuel supply system and an upgraded flue gas extraction system, which means that it takes up less space in the boiler room (chimney facing upwards). The Kamen Multi KG boiler can burn coal pellets and wood pellets. In case of malfunction of the electronic control unit or failure of the automatic fuel supply, the boilers are equipped with cast iron grate. Cast iron grate forms an additional combustion chamber where it is possible to burn various types of fuel: coal, firewood, briquettes. During the summer season, the boiler can only be used to prepare hot water. The fuel tank in the Kamen Multi KG boiler can be on the right or left side. The boiler heat exchanger is made of 6 mm thick 265GH boiler steel and insulated with mineral wool and covered with powder-coated steel sheet. The boiler supply and return connection can be installed on the left or right side of the boiler (optional). Fuel types: Wood pellets, Cereals, Coal pellets, Firewood, Wood briquettes, Coal.