Captive Aire Make Up Air Fan Blower Assembly Kit. Forward Curved, Double Inlet Blower with Motor Mounting Plate and All Neceesary Motor Mounting Hardware. (G10) • G10 Blower with Motor Mounting Plate and motor mounting hardware. Motor Plate Assembled onto blower.• Permanently lubricated ball bearings. Galvanized finish. 3/4″ x 19″ Shaft. 0-4000 CFM. 2500 max. RPM.• Base feet can be mounted for various discharge positions• Used in heated and non-heated supply fans.