Lennox High Efficiency Boilers


GWB8-IE Boiler

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The GWB8-IE boiler is full of features that provide years of heating benefits, including a cast-iron heat exchanger and titanium burners. With efficiency ratings of up to 84.4%, the GWB8-IE can also deliver significant energy savings, compared to an older boiler.

  • Energy Efficiency
  • Electronic ignition control—monitors water temperature and maximizes efficiency by turning on the burner only when needed
    Thick fiberglass insulation—minimizes off-cycle heat and energy loss
  • Home Comfort
  • Easy integration—works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures
  • Reliable Performance
  • Cast iron heat exchanger—designed for years of long-lasting reliability
    Titanium burners—provide greater resistance to corrosion and oxidation than competitive stainless or aluminized stell burners
    Versatile installation—available in six sizes for installation virtually anywhere in the home, and can be fueled by natural or LP* gas