Everyones Home is Unique and Temp Air System Inc Has the Versatile Gas-Fired Steam Boiler For You. If you need a new gas-fired steam boiler (or for someone to maintain your current steam boiler) in the La Puenteneighborhood, Temp Air System Inc is here to help. We offer the Lennox® GSB8-E, which boasts a long list of benefits. GSB8-E BoilerThis steam boiler rises above its competition with an 82.7% AFUE rating* and noteworthy components like a cast-iron heat exchanger and titanium burners. For years of comfortable heat, look to the GSB8-E. Electronic ignition monitors water temperature and lights the burner only when there is demand Vent damper boosts efficiency by closing automatically when the boiler is off Thick fiberglass insulation helps minimize 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 Big steam chest and multiple supply connections reduce 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 Temp Air System Inc in La Puente is is here to help you with a new high efficiency boiler! Call us at 626-587-4559 or set up 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.