Best Sellers

OlyVent Aluminum 1-Way Vent
Prevents mositure from re-entering the roof system
Price: $19.70

OMG OlyVents are engineered to prolong the life of the roof system by reducing moisture within the roof system and trapped air pressure within the building. The one-way vent allows trapped air pressure to escape while the two-way breather, combined with the one-way vent, will help reduce moisture. Trapped air pressure and moisture can cause a reduction in thermal protection of the insulation and roof membrane system leading to roof deck damage. Available as either one-way vents or two-way...

OlyVent Aluminum 2-Way Breather
Allow for both exhaust and convective movement of air between breathers
Price: $18.70

OMG OlyVents are engineered to prolong the life of the roof system by reducing moisture within the roof system and trapped air pressure within the building. The one-way vent allows trapped air pressure to escape while the two-way breather, combined with the one-way vent, will help reduce moisture. Trapped air pressure and moisture can cause a reduction in thermal protection of the insulation and roof membrane system leading to roof deck damage. Available as either one-way vents or two-way...

Portals Plus 72008 2-Way Black Plastic Breather
Allow for both exhaust and convective movement of air between breathers
Price: $12.95

Portals Plus insulation Breathers and Vents are used to prevent moisture vapor from becoming trapped in the roof system, equalizing air pressure, reducing the risks of ballooning, blow-off, deteriorating insulation and separating deck seams. The Portals Plus Vents have a one way valve designed in the unit to prevent moisture from re-entering the roof system. The Portals Plus Breathers allow for both exhaust and convective movement of air between breathers. Both the Breather and Vent are...

Portals Plus 71028 Aluminum 1-Way Vent
Prevents mositure from re-entering the roof system
Price: $20.95

Portals Plus insulation Breathers and Vents are used to prevent moisture vapor from becoming trapped in the roof system, equalizing air pressure, reducing the risks of ballooning, blow-off, deteriorating insulation and separating deck seams. The Portals Plus Vents have a one way valve designed in the unit to prevent moisture from re-entering the roof system. The Portals Plus Breathers allow for both exhaust and convective movement of air between breathers. Both the Breather and Vent are...