Burnham

The Burnham boiler is the first all new, atmospheric, gas-fired, cast iron boiler for home heating that has been designed in decades.

TheES2 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.