GWM-IE Boiler

High-efficiency, gas-modulating condensing water boiler

  • Stainless steel heat exchanger
  • ENERGY STAR® qualified
  • Sealed-combustion design
  • 15-year limited warranty on heat exchanger, 10-year limited warranty on remaining covered components
GWM

GWB9-IH Boiler

High-efficiency, gas-fired water boiler

  • Cast-aluminum heat exchanger
  • ENERGY STAR® qualified
  • Sealed-combustion design
  • Easy integration, works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures
  • Compact and versatile allows easy installation in a basement, closet or alcove enclosure, and can be fueled by natural or LP gas
  • 15-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered components
GWB9

COWB3 Boiler

Standard-efficiency, oil-fired water boiler

  • Beckett® oil burner
  • Optional tankless coil
  • Sealed-combustion design
  • Easy integration, works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures
  • Cast iron heat exchanger
  • 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts
COWB3

GWB8-IE Boiler

Standard-efficiency, gas-fired water boiler

  • Electronic ignition control
  • Thick fiberglass insulation
  • Easy integration, works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures
  • Versatile installation available in six sizes for installation virtually anywhere in the home, and can be fueled by natural or LP gas
  • 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts
GWB8

GWB8-E Boiler

Standard-efficiency, gas-fired water boiler

  • Electronic ignition control
  • Thick fiberglass insulation
  • Easy integration, works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures
  • Versatile installation available in six sizes for installation virtually anywhere in the home, and can be fueled by natural or LP gas
  • 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts
GWB8

GSB8-E Boiler

Standard-efficiency, gas-fired steam boiler

  • Electronic ignition
  • Thick fiberglass insulation
  • Electronic low water cut off
  • Titanium burners
  • Easy integration, works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures
  • Versatile installation available in seven sizes for installation virtually anywhere in the home, and can be fueled by natural or LP* gas
  • 12-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts
GSB8