1 Year on Boiler Parts/25 Year Limited Heat Exchanger
Note: Product Title reflects this boiler's IBR Net Output Rating
This boiler is the standard ES2-8 NG (natural gas) boiler with an LP conversion kit. (104243-01).
The Burnham ES2 boiler is the first all new, atmospheric, gas-fired, cast iron boiler for home heating that has been designed in decades. The ES2 Series boasts many innovative features including a proven, long-lasting, American-made cast iron heat engine, the ease and simplicity of atmospheric venting, an exclusive control system that provides features unrivaled by any boiler in the market, an unparalleled 85% efficient ENERGY STAR® rating for an atmospheric gas boiler, and an attractive exterior which is equivalent or superior to the design of the most sophisticated condensing boilers.