Schaefer WS-270E Aluminum Exhaust Fan Shutter Outlet 27 Inch evaporative cooler Mounts inside wall of any

Mounts inside wall of any thickness

comfortable & safe work environment

Base Unit: 21”W x 17”L x 17”H (53cm x 43cm x 43cm)

C: 39 - 1/2"

Single-jaw adjustment fits flanges from 7-3/4" to 24-1/2" wide and up to 2-1/4" thick

Schaefer WS-270E Aluminum Exhaust Fan Shutter Outlet 27 Inch evaporative cooler Mounts inside wall of anySchaefer WS 270E WS 270 Aluminum Exhaust Fan Shutter Outlet 27 Inch Schaefer WS 270 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