Schaefer WS-510 Aluminum Exhaust Fan Shutter Outlet 51 Inch schaefer 483s1 3-wing or 5-wing blade style

3-wing or 5-wing blade style

Approximately 75 percent cheaper & 90 percent less power consumption than an equivalent air conditioning unit

Drive Motor: 3/4 h

Rough In: 54 3/8" x 54 5/8"

7414 Declaration of Conformity

Schaefer WS-510 Aluminum Exhaust Fan Shutter Outlet 51 Inch schaefer 483s1 3-wing or 5-wing blade styleSchaefer WS 510 WS 510 Aluminum Exhaust Fan Shutter Outlet 51 Inch Schaefer WS 510 aluminum shutter is built tough to last a lifetime in the harshest environments. Schaefer's aluminum fan shutters restrict the airflow to one direction & are utilized as building air flow inlets, for feeding exhaust fans, or to prevent air intrusion when exhaust fans are not operating. Features Constructed with brushed heavy duty aluminum which provides corrosion