How to Seal Crawl Space Vents and Make Your Basement a Breath of Fresh Air
Did you know that the average home has between 200 and 400 cubic feet of indoor air and another 150 to 300 cubic feet of soil-covered crawl space air? There are two potential problems with these conditions. First, it’s not safe to have that much indoor air filled with carbon dioxide, methane, and other gasses…
