Biasi Riva Advanced Condensing Boilers - Propane and Natural Gas
The Biasi Riva Advance is a state of the art design, high efficiency, condensing 125 MBH wall mounted gas boiler. Utilizing the newest, electronic reset controls to operate the integrated valve, pump and exhaust system as well as the modulating, pre-mix burner which fires into an ASME Stainless Steel boiler, the Biasi Riva Advance achieves a splendid combination of maximum fuel efficiency, outstanding comfort and ease of installation. Achieving an AFUE rating of 92.5%, makes the RIVA Advance boilers amongst the most efficient available.
The Biasi Riva Advance is available in two models. The Combi model provides both heat and domestic hot water (up to 4.5 gpm) through an instantaneous, flatplate DHW heater. The SV model provides space heat and has an internal, 3 way diverter valve which can be piped and wired to an indirect DHW tank for efficient domestic water production.