Foundation Vent Covers
Foundation Vent Covers
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FREE SHIPPING Continental U.S.
- Dimensions 8" x 16" x 2.25"
- Seals & Insulate vents from Inside
- R-10 Foam Board
- Use Spray Foam to Air Seal from Inside (not included)

Pre-cut to get you close but you still have to trim each one (which is fine). Nothing special, typical styrofoam.
Small pieces were much easier to manage than a 4X8 sheet of foamboard. Although, it would have been helpful if the pieces were cut 1/2" smaler top to bottom side to sideto allow space to use PU foam.
Great product for plugging up foundation vents at a reasonable price.
Was very easy to use the online store and product arrived very quickly. Vent covers fit well and were easy to put in. Couldn’t ask for a better experience.
These boards are thick and work great to seal the vents. My only complaint is I feel they’re a bit overpriced. They are a good quality product
Pre-cut to get you close but you still have to trim each one (which is fine). Nothing special, typical styrofoam.
Small pieces were much easier to manage than a 4X8 sheet of foamboard. Although, it would have been helpful if the pieces were cut 1/2" smaler top to bottom side to sideto allow space to use PU foam.
Great product for plugging up foundation vents at a reasonable price.
Was very easy to use the online store and product arrived very quickly. Vent covers fit well and were easy to put in. Couldn’t ask for a better experience.
These boards are thick and work great to seal the vents. My only complaint is I feel they’re a bit overpriced. They are a good quality product