80,000 BTU Upflow/Horizontal Communicating Gas Furnace, Efficiency: 97%, Volts: 115, Hertz: 60, Phase: 1, CFM: 1536, Stage: Modulating, Speed: Variable, Motor Type: ECM, BTU Input: 80,000, BTU Output: 77,600, Dimensions: 34-1/2''H X 17-1/2''W X 28-7/8''D, Weight: 121 lbs ***Propane Conversion Kit: LPM-09 (Not Included)*** **Compatible With One+ Communicating Units** ***Unit includes a Manufacture Warranty, register your unit with the Manufacturer for details***