Lennox ML180 Commercial Gas Furnaces If you want greater flexibility in your commercial gas furnace, the Lennox® ML180 may be your answer. This multi-position furnace is created to fit almost any application. With a 33” design profile and capacity range of 44,000-132,000 Btuh, we carry models in both upflow/horizontal or dedicated downflow designs. Moreover, the system features a power-saving constant-torque motor and silicone nitride ignitor to deliver reliability and an AFUE efficiency rating of 80%. Additional product details include: Multi-speed, direct-drive slide-out blower Simple installation and toolless entry for speedy maintenance Sealed blower compartment 10-Year Limited Warranty on the ML180 heat exchanger 1-Year Limited Warranty on covered components Call TML Service Experts Heating & Air Conditioning in Boise at 208-488-4892 to discover more benefits. Not only are we experts on HVAC system replacements, but we also will be right around the corner when it comes time for routine maintenance and service checks. Remember, when you work with us, you’ll always receive expert service, guaranteed.