A Versatile Gas-Fired Steam Boiler For Your Unique Home. When you’re shopping for a new gas-fired steam boiler (or for someone to maintain your existing steam boiler) in the Middle Georgianeighborhood, Air Concepts of Middle Georgia is ready to help. We offer 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 oversees water temperature and ignites the burner only when there is demand Vent damper bolsters efficiency by closing automatically when the boiler is off Thick fiberglass insulation reduces 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 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 Efficiency Rating (AFUE): up to 82.7 Product Brochure Contact Us to Learn More Air Concepts of Middle Georgia in Middle Georgia is ready to serve you with a new high efficiency boiler! Call us at 478-200-5689 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.