Confined Space Fan, Blower/Fan Speed 3,250 RPM, Current (A) 2.2 A, Duct Diameter 12 in, Horsepower 1/3 hp, Maximum Flow in Free Air 1,475 cfm, Voltage 115 V AC, Color Orange, For Use With 12 in Duct, Material Polyethylene, Height 21 in, Length 17 in, Width 14 in, Standards CSA Certified, UL Recognized, Type Axial