Foam Blocks For Crawl Space Vents

Many experts recommend insulating the door with a foam insulation board and then running weatherstripping around the perimeter of the opening to get a tight seal once the door is in place.

Foam blocks for crawl space vents. Free shipping by amazon. Foam vent plugs are installed from the outside of the home eliminating the need to go inside the crawl space. Foam vent plugs are sized to fit dual cavity block vents and can be trimmed and shaped with a utility knife for non standard applications.

Only 2 left in stock order soon. Our ycs flex foam vent covers friction fit into most standard 8 x 16 openings and can be easily trimmed. Constructed from foam designed to fit snugly within cavities of the vent air design block vent not included lightweight and easy to install or replace seasonally.

A close up of spray foam installed along the band boards. If you have a plastic vent you can easily cover them with styrofoam blocks. My bright idea of a quick easy way to seal up a broken crawl space vent with instapak quick foam packing material.

In our industry spray foam is applied to spaces between floor joists along band boards or band joists or along the walls if you are planning to finish your basement. We have also used it to seal off crawl space vents. The ycs flex foam vent covers friction fit into most standard 8 x 16 openings and can be easily trimmed.

Foam vent plugs are installed from the outside of the home eliminating the need to go inside the crawl space. The actual crawlspace door is another big culprit for allowing cold drafts into the above living space. Many modern homes will have several plastic vent covers along their crawlspaces.

Foam vent plugs are sized to fit dual cavity block vents and can be trimmed and shaped with a utility knife for non standard applications. No more cutting rigid foam board on the job leaving a mess in the customers yard. Styrofoam pieces one of the more popular materials that is used to manufacture vent covers is plastic.