Rocket mass heater - Commercially sold by Dragon heaters - captures all the heat in the "bells" and will continue heating 13 hours after the fire is out. For those with limited space with no room for a huge mass like a cob bench.
Voted ‘World’s most beautiful object’ in the Italian Pulchra Design Awards Gyrofocus is also the world’s first ceiling suspended fireplace that rotates Designed and made by a small company in the south of France, Atelier Dominque Imbert, this
the fireplace is the focal point. There is a big contrast from the mostly white room and the dark, somewhat shiny fireplace. The partial wall behind it also frames the fireplace, making it the focal point.