Lennox EL180E Gas Furnaces in San Antonio Enjoy an 80% AFUE rating thanks to the constant-torque Power Saver technology on the Lennox® EL180E commercial gas furnace. A sealed blower compartment helps lower the unit’s operating noises, but it also conserves energy by not letting heat outside. Put together two features alone greatly contribute to a more comfortable indoor environment, especially throughout the coldest months of the year. The EL180E is also almost effortless for our technicians to install and maintain thanks to numerous features like the direct-drive slide-out blowers and inshot burners. 44,000-132,000 Btuh 33” design profile Upflow/horizontal and dedicated downflow models Toolless entry for easy maintenance With an EL180E commercial gas furnace, your offices will stay warm when you need it most. And San Antonio Air Service Experts Heating & Air Conditioning in San Antonio is always available to help whether a problem comes up unexpectedly or you need to call with minor questions. Our expert furnace installation will get your EL180E up and running, and we will check in when it’s time for routine maintenance. Call 210-570-9705 to learn more and make a free appointment.