Shutter for 30 In. Whole House Fans

Shutter for 30 In. Whole House Fans

Regular price$65.75
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Enjoy a cool and comfortable house once again with our automatic replacement shutter. The shutter's veins run lengthwise with a stationary center vein designed to fit over a ceiling joist, so no cutting is required!

For use only with Cool Attic 30 in. direct drive and belt drive whole house fans. This shutter is compatible with fan models beginning in CX302DDWT and CX30BD2SPD.


  • Aluminum construction. 29.5 in. x 32.25 in. rough opening.
  • No-cut joist installation
  • 95% + closure prevents air backflow
Primary Color White
Secondary Color None
Material Details Aluminum
Dimensions 31.5 in. x 34 in. (outer); 27.25 in. x 29.75 in. (inner)
Unit Weight 6 lbs.
Box Dimensions 3 in. x 32 in. x 35 in.

Uses a 29.5 in. x 32.25 in. rough opening for shutter install. No joist cutting required. 


Automatic open/close function with fan operation


Aluminum construction


Suitable for indoor usage

Energy Efficiency:

95% + closure prevents air backflow

Primary Color


Material Details

Aluminum Louvers


31.25 in. x 33.875 in. (Total Frame Coverage)

Unit Weight

6 lbs.

Box Dimensions

35 in. H x 32 in. W x 3 in. D

Alias SKU(s)


Single Product UPC


Sold Under

Maxx Air, Cool Attic

Our products are shipped via Fedex Ground or LTL Carrier depending on the size and weight of the product. Should you have a special requirement for shipping please contact us at or call us to discuss your requirements. You can use the Freight Estimator in the Shopping Cart to determine what the freight cost will be on your item. Freight will be billed at the time of shipment. Due to the nature of the products, we cannot ship via Express or overnight service. Typically orders ship within 5 business days. Upon shipment you will be sent a notification of shipment with the Tracking Number. We reserve the right to recall a shipment for any reason.

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