Gas-Fired Water Boilers Provide Years of Efficient Heat. When you want warm, even heat from an energy-efficient source, Controlled Comfort HVAC Inc in Carpentersville will help you find a gas-fired water boiler to meet your needs. With many ENERGY STAR® qualified alternatives, we’re positive we have the Lennox® gas-fired water boiler for you. The features of our high-efficiency boilers are extensive. GWM-IE BoilerWith a 95% AFUE rating,* The GVM-IE boiler is ENERGY STAR® qualified and up to 40% more efficient than conventional boilers. It contains an electronic ignition control, which matches power to the burner to your household’s usage to help ensure it saves as much fuel as possible while keeping your home at the temperature you desire. Strong, self-cleaning, stainless steel heat exchanger converts wasted energy into usable heat Sealed combustion keeps operating noise at a minimum Modulating power matches your comfort needs by letting the burner to fire at as low as 20% of its capacity Stainless steel mesh burner fights corrosion and oxidation CPVC flue condensate collector is corrosion-resistant and makes unnecessary the use of metal in the venting area 15-year limited warranty on heat exchanger, 10-year limited warranty on remaining covered components Efficiency Rating (AFUE): up to 95 Product Brochure Contact Us to Learn More GWB9-IH Boiler Simple to integrate with an existing, traditional radiator system, the GWB9-IH boiler is ENERGY STAR qualified. Even better, it carries an AFUE rating of 90%.* In addition, it carries heat up to three times faster than a traditional cast-iron exchanger, thanks to its cast-aluminum heat exchanger. Tough, heavy-gauge steel cabinet with baked-on paint finish [Compact|Condensed|Small]38] design for installation flexibility Sealed combustion minimizes noise Electronic ignition controls water temperature and ignites the burner only when needed Burns natural gas or can convert to LP gas 15-year limited warranty on heat exchanger, 10-year limited warranty on remaining covered components Efficiency Rating (AFUE): up to 90 Product Brochure Contact Us to Learn More GWB8-IE Boiler So much more efficient than an older boiler, the GWB8-IE boiler carries an 84.4% efficiency rating.* What makes it even better is its ability to work with traditional radiator systems. Electronic ignition monitors water temperature and turns on the burner only when needed Thick fiberglass insulation significantly reduces off-cycle heat and energy loss Cast-iron heat exchanger and titanium burners designed for years of reliable use Offered in six different sizes for ultimate installation flexibility Burns natural gas or convertible to LP gas 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts Efficiency Rating (AFUE): up to 84.4 Product Brochure Contact Us to Learn More GWB8-E Boiler This standard-efficiency boiler will last for years to come because it’s built from some of the best materials, including a long-lasting cast-iron heat exchanger and durable stainless steel burners. Electronic ignition oversees water temperature and lights the burner only when needed Thick fiberglass insulation greatly reduces off-cycle heat and energy loss Will work with traditional radiator systems Available in nine different sizes for installation anywhere in your home Burns natural gas or can convert to LP gas 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts Efficiency Rating (AFUE): up to 83.9 Product Brochure Contact Us to Learn More Our team at Controlled Comfort HVAC Inc in Carpentersville is ready to help you find the right gas fired water boiler for you, or help you maintain your existing boiler. Make your appointment online, or by calling us at 224-699-9229.