Lennox EL280 Commercial Gas Furnaces in Gaithersburg Consistency is crucial for the Lennox® EL280 gas furnace, and the system’s 2-stage heating makes it possible, while also improving comfort control. Energy efficiency in this unit is rated at 80% AFUE, with the help of its sealed blower compartment that also reduces operating sounds. The EL280 features a silicone nitride-constructed SureLight® ignitor that enables a long product life and reliable performance year after year. That means less worrying for you and greater comfort for the employees at your company. 66,000-132,000 Btuh Upflow/horizontal and dedicated downflow models 33” design profile Direct-drive slide-out blower Toolless entry for easy maintenance Parker Pearce Service Experts Heating & Air Conditioning in Gaithersburg has professionally trained service technicians who will provide expert installation and routine tune-ups. And, should any service issues pop up, we can be there in minutes. Make your free appointment today or call 301-476-4577 to learn more.