GAF’s Master Flow Bath & Dryer Rooftop Appliance Vent provides both a sleek and effective solution for venting damaging heat and moisture from bathroom exhaust fans, dryers, and other household appliances — through the roof. Available in four colors to complement popular shingle colors, the Master Flow Bath & Dryer Rooftop Appliance Vent passes rigorous 110 mph wind-driven rain testing in accordance with TAS-100(A)1 and the UL 2218 Impact-Resistance Test with a Class 4 rating, helping ensure reliable operation even in severe weather conditions.
1 Testing conducted under controlled laboratory conditions. GAF makes no express or implied warranty about the impact performance of this product against hail. Hail damage is not covered under the limited warranty.
For more information, visit gaf.com/BDVent.1 Testing conducted under controlled laboratory conditions. GAF makes no express or implied warranty about the impact performance of this product against hail. Hail damage is not covered under the limited warranty.





















































