- Automatic foundation vent opens at 70°F, closes at 40°F
- Helps prevent foundation decay; lowers risk of frozen pipes
- Replaces manual vent with snap-in installation
The GAF Master Flow 16 in. x 8 in. Resin Automatic Foundation Vent in Black helps to reduce moisture and helps prevent decay in your foundation with a net free vent area of 57 sq. in. The vanes are factory set to automatically open fully at 70°F and close fully at 40°F. The UV resistant resin constructed unit easily slips into place and is held in place by tightening the 4 screws in the face of the unit.
- Automatically opens and closed according to the outside temperature
- Easy installation
- Screen included
- UV resistant
- Common: 16 in. x 8 in., actual: 17.5 in. x 9.25 in.
- Don't know how much to order? A GAF QuickMeasure report provides all of the measurement data you need when planning your material orders. A complete bill of materials, with Home Depot product SKUs, is provided with each single-family report delivered in under 1 hour. Learn more here. [gaf.com [gaf.com]]
