Single Inlet Blower Wheel, 8-1/2" Dia., CCW, 1650 RPM, 1/2" Bore, 3-3/4"W, Galvanized, Lau, Mfr#: 020487-06

single inlet blower wheels can be used to force air heated, cooled or ambient temperature to specific spot areas where moisture or some types of corrosives may destroy other alloys.