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GWB9-IH High Efficiency Condensing Boiler

GWB9-IH High Efficiency Condensing Boiler

High efficiency, single stage boiler.

Product Information

  • ENERGY STAR qualified, efficiency up to 90% AFUE
  • Electronic control—monitors water temperature and maximizes efficiency by turning on the burner only when needed.
  • Sealed combustion—minimizes fan noise and provides quiet, soothing heat
  • Cast-aluminum heat exchanger—transfers heat up to three times faster than traditional cast iron exchangers.
  • Limited warranty–15 years on heat exchanger, 10 years on remaining covered components

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