GWB9-IH Boiler
With an efficiency rating of up to 90% AFUE, the GWB9-IH Boiler allows you to stay comfortable during even the coldest weather, without worrying about energy costs.
The GWB9-IH is designed to integrate easily into a traditional radiator system. Its lightweight and compact design allows flexible installation inside your home. Fuel flexibility lets you use either natural or LP gas as a heat source.
Comforting warmth, right when you want it
The cast-aluminum heat exchanger in the GWB9-IH transfers heat three times faster than conventional cast-iron heat exchangers. So you enjoy rapid warmth when you need it.
Engineered for lasting comfort and energy savings
ENERGY STAR® certified
Warranty
15-Year Limited Warranty on heat exchanger
10-Year Limited Warranty on covered components
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