Enjoy Cozy, Quiet, Efficient Heat for Years to Come with a Gas-Fired Boiler.

If you’re looking for cozy, even heat from an energy-efficient source, Rapids Sheet Metal Works Inc in Wisconsin Rapids would like to assist you in finding a gas-fired water boiler to meet your needs. With many ENERGY STAR® qualified alternatives, we’re confident we have the Lennox® gas-fired water boiler for you.

Look at the many features of our high-efficiency boilers.

GWM-IE Boiler

With a 95% AFUE rating,* the GVM-IE boiler is ENERGY STAR® qualified and up to 40% more efficient than conventional boilers. It has an electronic ignition control, which matches power to the burner to your household’s demand to help ensure it gets you the most fuel savings possible while keeping your home at a comfortable temperature.

  • Strong, self-cleaning, stainless steel heat exchanger converts wasted energy into usable heat
  • Minimized noise from sealed combustion
  • Modulating ability perfectly meets your comfort needs by allowing 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 removes the use of metal in the venting area
  • 15-year limited warranty on heat exchanger, 10-year limited warranty on remaining covered components
GWM-IE Boiler
Efficiency Rating (AFUE): up to 95
Energy Star badge

GWB9-IH Boiler

Painless to coordinate with an existing, traditional radiator system, the GWB9-IH boiler is ENERGY STAR qualified. Even better, it carries an AFUE rating of 90%.* Additionally, 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 different installation options
  • Minimized noise from sealed combustion
  • Electronic ignition monitors water temperature and ignites the burner only when needed
  • Burns natural gas or convertible to LP gas
  • 15-year limited warranty on heat exchanger, 10-year limited warranty on remaining covered components
GWB9-IH Boiler
Efficiency Rating (AFUE): up to 90
Energy Star badge

GWB8-IE Boiler

So much more efficient than an older boiler, the GWB8-IE boiler carries an 84.4% efficiency rating.* Even better is its ability to work with traditional radiator systems.

  • Electronic ignition controls water temperature and lights the burner only when needed
  • Thick fiberglass insulation significantly reduces off-cycle heat and energy loss
  • Cast-iron heat exchanger and titanium burners constructed for years of reliable use
  • Available 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
GWB8-IE Boiler
Efficiency Rating (AFUE): up to 84.4

GWB8-E Boiler

This standard-efficiency boiler will be reliable year after year because it’s built from durable 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
  • Compatible with traditional radiator systems
  • Comes in nine different sizes for installation anywhere in your home
  • Burns natural gas or can be converted to LP gas
  • 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts
GWB8-E Boiler
Efficiency Rating (AFUE): up to 83.9

Our team at Rapids Sheet Metal Works Inc in Wisconsin Rapids is happy to help you find the right gas fired water boiler for you, or help you maintain your existing boiler. Set up your appointment online, or by calling us at 715-421-5555.