https://www.mccoys.com/shop/p/6834238-052303-36/master-flow-s36n-automatic-fan-shutter-aluminum-enamel
S36N Automatic Fan Shutter, Aluminum, Enamel
Sku: 6834238-052303-36
$157.20
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Master Flow Fan Shutter, Automatic, 42-1/2 in Length x 37-3/4 in Width Overall, 40-1/2 in Length x 35-7/8 in Width Opening, Aluminum, Enamel, White
- Injection molded frame with smooth aluminum louvers that automatically open when fan turns on, and close when fan turns off to keep out air, insects, and dust
- Balanced shutters for complete automatic service-free operation
Rough Opening Size
40-1/2 in L X 35-7/8 in W
Material
Aluminum
Finish
Enamel
Length
42-1/2
Width
37-3/4