120,000 BTU Psc Four-Speed Natural Gas Furnace, Volts:115, Hertz:60, Phase:1, Airflow:Upflow/Horizontal, Cfm:2000, Efficiency:92.1, Gas Connection:1/2" N.P.T, Flue:2-1/2", Input Btu:120,000, Output Btu:113,000, Plenum Dims:23-1/4"W X 19-5/8"D, Dims:40"H X 24-1/2"W X 28-1/2"D, Weight:190 Lbs, In Mfg Box, Made in USA. (Approved Natural To Lp Kit:Baylpkt210B (Not Included)