Aluminum One Way or Two Way 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‐10156
Two Way - BV-10157
One Way Packed 10/carton
Two Way Packed 20/carton
Height |
Base Opening |
Base opening with insert |
Flange Diameter |
Flange Material |
Recommended spacing |
8-1/2" | 6-1/2" | 5-3/8" | 12" | Aluminum | 1 per 1,500 Sq. Ft. |
I push all I can your way….Marathon has been a good supplier for the 15+ years I’ve been doing commercial roofing sales at Erie and all of you guys are so great to deal with.
— David G. Bales - Commercial Inside Sales Erie Materials