Everyone’s Home is Unique and Northglenn Heating & Air Conditioning, Inc. Has the Versatile Gas-Fired Steam Boiler For You. If you’re looking for a new gas-fired steam boiler (or for someone to repair your current steam boiler) in the Denver neighborhood, Northglenn Heating & Air Conditioning, Inc. is ready to help. We offer the Lennox® GSB8-E, which boasts a diverse menu of benefits. GSB8-E BoilerThis steam boiler rises above its competition with an 82.7% AFUE rating* and notable components like a cast-iron heat exchanger and titanium burners. For years of comfortable heat, look to the GSB8-E. Electronic ignition controls water temperature and ignites the burner only when it needs to Vent damper boosts efficiency by closing automatically when the boiler shuts off Thick fiberglass insulation reduces off-cycle heat and energy loss Burns natural gas or convertible to LP gas Will work with traditional radiator and underfloor heating systems Electronic low water cut-off Big steam chest and multiple supply connections reduce noise Available in seven different sizes to fit your home’s individual needs 12-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts Efficiency Rating (AFUE): up to 82.7 Product Brochure Contact Us to Learn More Northglenn Heating & Air Conditioning, Inc. in Denver is is here to help you with a new high efficiency boiler! Call us at 303-452-4146 or schedule an appointment online. *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.