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. |
The new drain you sent me home with worked perfectly and even though I wasn't a seasoned roofer, I was still able to put it in in six minutes. Thank everyone that helped me, you guys were a tremendous help and looking forward to doing business with you and your company soon.
— Brian, Maintenance, Buffalo, NY