A Versatile Gas-Fired Steam Boiler For Your Unique Home. When you’re shopping for a new gas-fired steam boiler (or for the right company to fix your existing steam boiler) in the Middletown area, Schagrin Gas Company is here to help. We sell the Lennox® GSB8-E, which comes with a vast array of benefits. GSB8-E BoilerThis steam boiler is superior to its competition with an 82.7% AFUE rating* and exceptional components like a cast-iron heat exchanger and titanium burners. For season after season of comfortable heat, look to the GSB8-E. Electronic ignition monitors water temperature and lights the burner only when it needs to Vent damper boosts efficiency by closing automatically when the boiler is off Thick fiberglass insulation minimizes off-cycle heat and energy loss Burns natural gas or can be converted to LP gas Works with traditional radiator and underfloor heating systems Electronic low water cut-off Big steam chest and multiple supply connections work to eliminate 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 Schagrin Gas Company in Middletown is is here to help you with a new high efficiency boiler! Call us at 302-658-2000 or create 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.