Boilers
90% Efficiency
Lennox – GWB9
High-efficiency, gas-fired water boiler
The GWB9-IH boiler offers an AFUE rating of 90%, which means it converts a full 90% of your fuel into usable heat. And it delivers warmth quickly with a cast-aluminum heat exchanger that transfers heat three times faster than conventional cast iron.
Lennox – GWM
High-efficiency, gas-modulating condensing water boiler
Designed to maximize fuel savings, the GWM-IE boiler delivers up to 40% greater efficiency than conventional boilers. Its burner matches heating output to household demand, using only the energy necessary to keep you comfortable.
Dunkirk Q 90
Condensing Gas Boiler
The Q90 Series 4 condensing gas boiler offers a 90% AFUE rating in a small compact design ideal for low clearance/limited space applications. It features a high efficiency cast aluminum heat exchanger with low pressure drop, hot surface ignition (HSI) boiler control and a Hydrolevel combination high limit/low water cutoff control with a boiler water temperature reset feature. A stainless steel premix burner provides corrosion resistance and longevity.
The Q90 is a sealed combustion boiler that is approved for polypropylene venting and includes an induced draft blower with adjustable exhaust (front, right side or rear).
Weil-McLain – Ultra
Gas fired water boiler
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Gas fired water boiler with cast aluminum heat exchanger
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Venturi mixing body mixes air and gas providing higher efficiency
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Designed to operate in low temperature condensing applications
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Outdoor reset and domestic hot water priority standard
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Negative regulated gas valve precisely delivers gas to the boiler
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U-Control gives you the power for easy set-up and maintenance
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Modulates with 5 to 1 turn-down ratio
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Variable speed motor matches combustion output to heating needs
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High grade stainless steel burner features quiet operation, high efficiency, and cleaner combustion for low NOx applications
80% (Water)
Lennox – GWB8 – IE
Standard-efficiency, gas-fired water boiler
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.
Weil-McLain – CGa
High-Efficiency Cast Iron Boiler
- Natural draft, silent operation
- Compact design saves valuable living space
- Now with built-in low water cut off functionality
- Stainless steel burners for quieter ignition, longer life, and improved combustion
- Gas fired water boiler with cast iron sections
- Easily accessible controls, vertical flueways and top cleaning for easy and quick servicing
- 84% AFUE
80% (Steam)
Lennox-GSB8- E
Standard-efficiency, gas-fired steam boiler
Built with high-quality materials, including titanium burners and a cast iron heat exchanger, the GSB8-E boiler quietly and efficiently supplies your home with cozy, comfortable warmth.
Weil-McLain – EG
Gas-fired steam boiler
- Comes with automatic vent damper for higher efficiencies and reduced fuel consumption
- Easy access to controls for convenient servicing
- Configured for Natural Gas, intermittent electronic ignition only
- A versatile gas cast iron boiler for water or steam applications
- Cast iron heat exchanger
- Up to 84% AFUE