WeatherKing® Gas Furnace, W801C Series, 115 VAC Voltage Rating, 8 A Amperage Rating, 1402 cfm Rating, 1/2 hp HP Rating, 22 kw Wattage, 1 ph Phase, 60 Hz Frequency Rating, Horizontal, Upflow Configuration, Connection Type: NPT, 1/2 in Connection, Natural, Propane Gas Fuel Type, 5 Number of Speeds, 7 in W x 11 in D Blower Size, Constant Torque ECM Motor Type, Vented Vent, Ducted or Ductless, 6 in Vent Size, 2.5 to 4 ton Tonnage, 40 VA Transformer Rating, Direct Spark Ignition Type, 0.05 kPa, Steel, Aluminized