A Versatile Gas-Fired Steam Boiler For Your Unique Home.

Custom Sheetmetal & Roofing, Inc. in Topeka has an excellent gas-fired steam boiler to keep your home warm and comfortable for years to come. The Lennox® GSB8-E delivers remarkable benefits. Our team is here to install yours, or help you fix your home’s steam boiler.

GSB8-E Boiler

This boiler is superior to other standard-efficiency boilers with it’s 82.7% AFUE* rating, cast-iron heat exchanger and titanium burners. The GSB8-E will supply your home with cozy, comfortable warmth for years to come.

  • Electronic ignition controls water temperature and turns on the burner only when needed
  • Vent damper increases efficiency by closing automatically when the boiler shuts off
  • Thick fiberglass insulation reduces off-cycle heat and energy loss
  • Burns natural gas or can be converted to LP gas
  • Compatible with traditional radiator and underfloor heating systems
  • Electronic low water cut-off
  • Hefty 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

Call Custom Sheetmetal & Roofing, Inc. at 785-357-6200 for all your boiler-related needs in the Topeka area. Or, set up 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.