OlyVent from OMG Roofing Products is a one-way vent that allows trapped air pressure in the roof assembly to escape.



OlyVent from OMG Roofing Products is a one-way vent that allows trapped air pressure in the roof assembly to escape. When used in combination with a two-way vent it helps reduce moisture from building up in the assembly and prevents system damage. OlyVent is versatile and vandal-proof, and can be used with both single-ply and BUR roofing systems. For more information, call 800-633-3800 or visit www.olyfast.com.