High-density polyethylene (black) for BUR and
modified bitumen applications
Locking, vandal-proof cap prevents entry of wind-blown
rain or snow
Inexpensive, simple & easy to install
Two way
valve which will allow
for both exhaust and
convective movement
of air between breathersOverall Height = 8 inches (203 mm)
Base Opening = 5 1/4 inches (133 mm)
Flange Diameter = 10 1/2 inches (267 mm)
Flange Material = HDPE (High Density Polyethylene)
Recommended Spacing = 1 per 1000 sq. ft. (93 sq. m)