Armstrong Air Oil Furnace, Single Stage, Series L85V, 79000 to 105000 Btu/hr Input, 67000 to 87000 Btu/hr Output, 120 V 60 Hz 1 ph, 0.85 AFUE, 1400 cfm, 6 inch diameter Flue, Variable Speed Blower Motor, 1/2 hp Motor, 15 A Fuse, 54 inch height x 19-1/2 inch width x 30-5/8 inch D