Which Is Better Vented Or Unvented Crawl Space?
Which Is Better Vented Or Unvented Crawl Space? Unvented. The principal perceived advantage of a vented crawl space over an unvented one is that venting may limit radon and moisture-related decay hazards by diluting the crawl space air. Additionally, providing a vented crawl space may make sense in flood-prone areas such as coastal zones subject