Confined Space Blower, Blower/Fan Speed 2,850 RPM, Includes 25 ft Duct, Blower, Current (A) 1.5 A, Duct Diameter 8 in, Horsepower 1/3 hp, Maximum Flow in Free Air 760 cfm, Voltage 115/230 V AC, Color Black, Yellow, Material Vinyl Polyester, Length 17.5 in, Width 11 1/4 in, Standards ASTM 227, Type Axial