This item is sold as a box of 100 units.ADO ProVent is a high impact, rigid, black plastic rafter vent system that allows maxium airflow from soffit intake vents to gable exhaust vents. Durovent works with Windblock stops wind driven moisture and cold air between the wall top plate and rater vent. Manufactured of a high impact polystyrene(HIPS), a more rigid black plastic. Getting past existing roofing nailsin a reinstallation job is no longer a problem. Unlike a typical polystyrene foam products, the nails will not catch on and potentially tear the vent.
Made with Pro Grade tear-resistant high impact plastic
Rigid vent construction eliminates breakage during re-installation
ProVent's full joist coverage provides maximum air flow
ProVents are easy to transport and store on the job site
ProVents hold staples well on installation
Net free vent: PV2248B, 22" x 48", 100/Bulk Box
ProVent may be installed prior to the soffit panel installation without fear of blow-out. For conventional attics, ProVent is easily installed in both new and retrofit applications. Even with cathedral ceilings, ProVent can be cut to fit any joist space. In a finished attic, proVent ensures proper air space between the roof deck and insulation. Made in the U.S.A.