Crawl Space Vent Cover works to seal standard 8 X 16 crawlspace foundation openings. Crawl Space Vent Cover is suitable for closed, encapsulated or conditioned crawl spaces. Crawl Space Vent Cover can attach to the outside of a crawl space foundation wall with fasteners or adhesive.
Application: vent cover.
Use on: crawlspace areas/vent areas and openings.