This iLIVING 14" gable ventilator exhaust fan is designed to move large volumes of air; ideal for home, factories, warehouses, attics, greenhouse, barn and auto shops. The fan speed is adjustable with Thermospeed Controller, Range from 600 CFM - 2339 CFM, allowing you to adjust the air circulation to your desired power, while still being cost and energy efficient, using only 230 Watts at maximum speed. 6 ft. power cord included.Thermospeed Controller can be set to automatically regulate temperature. This fan has a 4-blade steel propeller. The fan housing is constructed of heavy-duty galvanized steel with powder-coated finish. Motor RPM: 1010, Operating Amps: 2.85A. Industrial Applications, Partially Assembled, Auto Thermal Protection, Shaded Pole Motor Type, 15"H x 15"W x 8"D, 6-ft. cord, NEMA plug 5-15P, 4 Steel Blades, Steel Housing, 4 Mounting Brackets, Standards: ETL/cETL Listed. Color: Silver.