U.S. Boiler’s X-C high-efficiency stainless-steel condensing boiler is available in five sizes from 80 to 180 MBH and provides up to 95% AFUE. A factory-preset Sage 2.2 control system and LCD display offer straightforward setup and diagnostics, while a standard outdoor reset control saves fuel for the end user. The boiler is system-tested at the factory and comes with a five-year parts warranty.

U.S. Boiler Co. www.usboiler.net