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  • Foundation Vent Covers
  • Image of Foam Crawl Space Vent Covers
  • Image of Foam Crawl Space Vent Covers

    Foundation Vent Covers

    MSRP:
    Now: $59.99
    (You save )
    (3 reviews) Write a Review

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    Product Description

    Free Shipping to the Lower 48 States

    • 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)

    Product Videos

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    • Crawl Space Vents | Should I Seal My Crawl Space Vent or Install a Fan | Crawlspace Ventilation DIY

      Should you seal my crawl space vents, install a fan, or dehumi...

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    Product Reviews

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    Image of Foam Crawl Space Vent Covers
    Foundation Vent Covers

    3 Reviews Hide Reviews Show Reviews

    • 4
      Great foam blocks to seal vents

      Posted by James Hayes on Aug 25th 2022

      Good quality, thickness and size to seal vents, along with caulk to seal the gaps. Would be better if one side was painted black, so they wouldn't be seen thru a screen vent cover. Do not use a solvent based paint spray to paint them as the solvent will dissolve the foam.

    • 5
      Vent blocks

      Posted by Beulah Warren on Mar 29th 2022

      Excellent!! Arrived safely and without damage. Ninja supply is great!! Will definitely order from them again.

    • 5
      Fits perfect

      Posted by Diane on Sep 10th 2021

      A little too expensive.

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