Aluminum vent that provides pressure equalization in the roof system. Spun from heavy gauge aluminum with unique cap design that shields against entry of wind-blown rain or snow.
Part #
One Way - BV-1019
Two Way - BV-1018
Packed 4/carton
Overall height | Base opening | Base opening with insulation insert | Flange diameter | Flange material | Recommended spacing |
11-1/2" | 12-1/2" | 10" | 17-1/4" | Aluminum | 1 Per 2,000 Sq. FT. |
I really like the products we purchase from Marathon. They are always helpful and much nicer to deal with than my previous manufactures.
— Bob, Commercial Coordinator, ABC Supply Company, Austin, Texas