A rocket mass heater is a combination of a rocket stove and underfloor heating. A rocket stove works by having such a strong draft created by the heat rising up the chimney that the flames can’t ...

Masonry heaters are comprised of a firebox ... and the surrounding masonry structure absorbs this heat. This giant thermal ...

Mass. Fire Departments have reported that in ... and use a fireplace screen or keep the wood stove door closed to prevent ...