Product Type 96 Percent AFUE Gas Furnaces, Annual Fuel Utilization Efficiency 96 Percent, Cabinet Configuration Upflow Furnace, Heating Capacity Input 120,000 BtuH, Heating Capacity Output 115,320 BtuH, Available Cooling Tons 5 ton, California Low NOx Compliant Yes, Overall Height 34 1/2 in, Overall Width 24 1/2 in, Overall Depth 28 3/4 in, Number of Blower Speeds 9, Side Return Filter Size 16 in x 25 in, Transformer Rating 40 V AC, Air Flow 2,454 cfm, Bottom Return Filter Size 20 in2 x 25 in2