A Versatile Gas-Fired Steam Boiler For Your Unique Home. If you’re looking for a new gas-fired steam boiler (or for the right company to maintain your current steam boiler) in the Abilene area, Abilene Air-Tech Inc is here to help. We have the Lennox® GSB8-E, which comes with a long list of benefits. GSB8-E BoilerThis steam boiler is superior to its competition with an 82.7% AFUE rating* and noteworthy components like a cast-iron heat exchanger and titanium burners. For season after season of comfortable heat, look at the GSB8-E. Electronic ignition monitors water temperature and lights the burner only when there is demand Vent damper increases efficiency by closing automatically when the boiler turns off Thick fiberglass insulation helps minimize off-cycle heat and energy loss Burns natural gas or can convert to LP gas Will work with traditional radiator and underfloor heating systems Electronic low water cut-off Big steam chest and multiple supply connections help eliminate noise Available in seven different sizes to fit your home’s particular 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 Abilene Air-Tech Inc in Abilene is always ready to help you with a new high efficiency boiler! Call us at 325-692-5850 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.