GAF MasterFlow Automatic Shutter for Power Gable Vent, Aluminum Cutoff Wheel while the large side holes

while the large side holes make installation a breeze

stone-washed serenity to the floor

Rialto Grand 24x24 Matte Porcelain Tile

Easy Installation: Pre-attached components streamline setup

harmonizing beautifully with wrought iron

GAF MasterFlow Automatic Shutter for Power Gable Vent, Aluminum Cutoff Wheel while the large side holesMasterFlow Automatic Gable Vent Shutter Automatic shutter for MasterFlow power gable vents that opens when the fan runs and closes when off. Aluminum construction helps block rain, snow, and insects from entering the attic. Key Features: Automatic Operation: Louvers open with fan operation and close when off to help block backdrafts Weather and Pest Protection: Helps prevent rain, snow, and insect infiltration into the attic Durable Construction: Made