Everyones Home is Unique and Rapids Sheet Metal Works Inc Has the Versatile Gas-Fired Steam Boiler For You.

Rapids Sheet Metal Works Inc in Wisconsin Rapids has the perfect gas-fired steam boiler to keep your home warm and comfortable for years to come. The Lennox® GSB8-E comes with remarkable benefits. Our friendly staff is here to install yours, or help you fix your current steam boiler.

GSB8-E Boiler

Setting it apart from other standard-efficiency boilers, this boiler earned an 82.7% AFUE* and features a cast-iron heat exchanger and titanium burners. The GSB8-E will supply your home with cozy, comfortable warmth for many, many years.

  • Electronic ignition controls water temperature and lights the burner only when needed
  • Vent damper increases efficiency by closing automatically when the boiler is off
  • Thick fiberglass insulation minimizes off-cycle heat and energy loss
  • Burns natural gas or can convert to LP gas
  • Compatible with traditional radiator and underfloor heating systems
  • Electronic low water cut-off
  • Large steam chest and multiple supply connections help eliminate noise
  • Available in seven different sizes to fit your home’s unique needs
  • 12-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts
GSB8-E Boiler
Efficiency Rating (AFUE): up to 82.7

Contact Rapids Sheet Metal Works Inc at 715-301-0256 for all your boiler-related needs in the Central Wisconsin area. Or, create an appointment with our online scheduler. We look forward to serving you!


*Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.