The coldest and most brutal winters are no match for the quiet-running, high-performance MRCOOL® VersaPro® 60k BTU 96% AFUE Gas Furnace. Rest easy knowing you?re saving money on your utility costs thanks to its two-stage, consistent torque DC motor and 96% AFUE which make this furnace energy efficient. With its aluminized steel tubular heat exchanger and stainless steel secondary heat exchanger, this unit is both durable and reliable. Installation is simple as well since it easily fits even where space is limited. The furnace is designed for multi-position installation in upflow or horizontal configurations, offers convenient left or right connections for gas or electric service, and features a removable bottom panel for side or bottom return applications, making both maintenance and installation simple. In addition, the furnace can be easily converted to propane with an optional LP kit. Since this furnace is both AHRI certified and ETL listed, you can count on it to provide dependable and high quality comfort in your home as it has undergone intensive testing to meet the highest standards in HVAC. For further peace of mind, when the furnace is registered within 90 days, it is backed by a 10 year parts warranty in addition to a lifetime warranty on the heat exchanger. Even without registration, you can count on a 5 year parts warranty and 20 year heat exchanger warranty.