40,000 BTU Ultra Low NOx Upflow/Horizontal Gas Furnace, Efficiency: 80%, Volts: 120, Hertz: 60,Phase: 1, CFM: 1389, Stage: Single, Speed: Multi, Motor Type: ECM, BTU Input: 40,000, BTU Output:33,000, Dimensions: 33”H X 14-1/2”W X 29”D, Weight: 119 lbs ***Ultra Low NOx item is not LPcompatible***








