110,000 BTU Upflow/Horizontal Communicating Compatible Gas Furnace, Efficiency: 80%, Volts: 120, Hertz: 60, Phase: 1, CFM: 2220, Stage: Two, Speed: Variable, Motor Type: ECM, BTU Input: 110,000, BTU Output: 87,000, Dimensions: 33''H X 21''W X 27-3/4''D, Weight: 181 lbs ***Propane Conversion Kit: 11K51 (Not Included)*** **Compatible with S40 Smart Wi-Fi Communicating Thermostat**