The Lennox ML195 is a single-stage gas furnace with an efficiency rating of 95% AFUE. It features a Duralok Plus heat exchanger made of patented ArmorTuf aluminized steel and a stainless steel secondary heat exchanger. A durable silicon nitride SureLight Ignitor provides reliable performance, and a SureLight integrated control board fully controls and monitors the system. It has a steel cabinet with a textured paint finish and a sealed blower cabinet which reduces heat loss and operating noise. The ML195 is dual-fuel compatible and can be paired with a Lennox heat pump to alternate between electricity and gas for increased efficiency.