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One Way Aluminum Insulvent I
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One Way Aluminum Insulvent I

The spun heavy gauge aluminum (.051") Insulvent is a low cost method for venting all types of insulation. Insulvent I offers a special one-way silicone rubber valve to prevent moisture from re-entering the roofing system. Flange may be primed. Overall height 8-1/2", Base opening 4", Flange diameter 10-3/4". Recommended spacing: 1 per 1000 sq. ft.

Specifications
Item #: 157025
Item Desc: One Way Aluminum Insulvent I
Weight: 0.92
Price Um: EA
Units/Pk: 25
Vents & Roof Accessories (DV)