What is the Net Free vent Area of your Hip Ridge Vent? Why?

The Net Free Area is 12 square inches per linear foot (NFA). The reduction of Net Free Area from ShingleVent II and VenturiVent Plus results from both a lower profile and the integrated gasket protruding into the venting pathway.

Air Vent Contractor LocatorOur exclusive Contractor Locator will allow you to find contractors in your area who can assist with Air Vent product installation—including solar attic fans and skylight tubes. Click the link below to register and get started.


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