Schaefer WS-300E Aluminum Exhaust Fan Shutter Outlet 30 Inch cm-3500xls Schaefer WS-180 WS 180 Aluminum

Schaefer WS-180 WS 180 Aluminum Exhaust Fan Shutter Outlet 18 Inch

Schaefer 483B1 Datasheet

To ensure maximum safety

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Schaefer WS-300E Aluminum Exhaust Fan Shutter Outlet 30 Inch cm-3500xls Schaefer WS-180 WS 180 AluminumSchaefer WS 300E Aluminum Exhaust Fan Shutter Outlet 30 Inch Schaefer WS 300 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 resistance &