Small Foundation Vent Plug, Frost King, 5-1/2 in H, Polystyrene, White

From your basement to your roof, your doors to your windows, and everywhere in between, Frost King products are here to save you energy - and money. This plug will seal vents in a basement or crawl space to prevent cold or wind from entering. Foam vent plugs are installed from the outside of the home eliminating the need to go inside the crawl space.

• Durable and long lasting material
• Provide critical venting to your home's crawlspace
• Foundation vents solve these issues by allowing outside air to filter through
• Great weatherization item