Schaefer WS-480 Aluminum Exhaust Fan Shutter Outlet 48 Inch schaefer ws-300 reduced weight & size for

reduced weight & size for your truck or trailer system

These include pre-installed mounting brackets ready to pair with tripod leg and davit receivers

Weight: 58 pounds

Weight: 5 pounds

Schaefer WS-480 Aluminum Exhaust Fan Shutter Outlet 48 Inch schaefer ws-300 reduced weight & size forSchaefer WS 480 WS 480 Aluminum Exhaust Fan Shutter Outlet 48 Inch Schaefer WS 480 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