Armstrong Air Gas Furnace, 1-Stage, Series: A801E, 70000 Btu/hr Input, 53000 Btu/hr Output, 120 V, 80 % AFUE, Upflow/Horizontal Furnace Position, No Low NOX, High Efficiency Constant Torque Blower Motor, 1/2 hp Motor, 1/2 in, Silicon Nitride Ignition, 15 A Fuse, Aluminized Steel, 14-1/2 in W x 28-3/8 in D x 33 in H