The GAF Master Flow Capacity Dome Roof Vent is designed for attic ventilation. The heavy-duty internal screen helps deter animals and birds. Each High Capacity Dome Roof Vent offers a full 144 in. of net free ventilating are (NFA).
- Non-powered static roof louver helps exhaust hot and moist air from the attic
- Galvanized steel construction for durability
- Passes the 110 MPH wind-driven rain test
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