Moisture in your crawl space isn’t just a nuisance—it can lead to mold, wood rot, pest infestations, and even structural damage. This comprehensive guide walks homeowners through the most effective ways to identify, fix, and prevent moisture issues in their crawl space. From improving drainage and sealing vents to full encapsulation and dehumidifier installation, learn practical steps to keep your crawl space clean, dry, and protected year-round.