Replacement Shutter for 24 in. Direct Drive Whole House Fan Value:each wide and is perfect for

wide and is perfect for cutting crown

A Roof Flashing is not included as part of the Retro-Split Storm Collar assembly

precision cuts

2x12 horizontal capacity (laying flat at 90°)

or harsh chemicals

Replacement Shutter for 24 in. Direct Drive Whole House Fan Value:each wide and is perfect forThe S24 is the replacement shutter for the GAF Master Flow 24 in. Direct Drive Whole House Fan (WHFS24M). It installs easily and is constructed of aluminum. The gravity louvers open when the unit it running and close when the unit shuts off. Designed specifically for use on GAF Master Flow model WHFS24M Felt tipped louvers help reduce noise and vibration One piece construction for easy installation Can be installed with no joist cutting All aluminum