"44000 BTU DOWNFLOW GAS FURNACE, EFFICIENCY: 93%, VOLTS: 120, HERTZ: 60, PHASE: 1, CFM: 1200, STAGE: SINGLE, SPEED: MULTI, MOTOR TYPE: PSC, BTU INPUT: 44000, BTU OUTPUT: 42000, DIMENSIONS: 33''H X 17-1/2''W X 28-1/2''D, NO MFG BOX.
***PROPANE CONVERSION KIT: 51W10 80% & 90% Kit (NOT INCLUDED)***