Open wall fireplace functioning on wood (could also be open gas fire); double coating (corten) for superior heating efficiency as well as allowing a range of over 3200 different colours of lacquered steel, metallic or home-produced finishing-touches, stainless steel or brass, etc. Here the coating of the main body and its side wings is a home-produced finish on stainless steel obtained by controlled oxidization using acids. The plateau / stairs are also made of stainless steel covered by the same type of home-produced finish and black lacquer. Options such as a lighting system on both side and above can be added.