The Heta Kosi 6304 is a traditionally styled multifuel cast iron stove with a nominal heat output of 4.9kW. The stove is designed to burn wood and smokeless fuel on its built-in riddling grate. A vermiculite lined fire chamber ensures an efficiency of 79% when burning wood. Available with 100mm or 250mm leg lengths. With its portrait design the Kosi is the ideal stove for installation into a modern or a traditional fireplace setting.