The ecoburn plus 7 is a high output multifuel stove offering up to 7kw of power output enough to heat most rooms featuring the new flexifuel system that allows you to burn coal and wood while maintaining those high efficienciesthe ecoburn plus is efficient easy to operate and built to last a lifetime which is exactly why aarrow offer a lifetime guarantee on the stove bodyprimary amp secondary air control for cleaner glassnew flexifuel grate amp external riddle grate mechanismt