Is Crawl Space Encapsulation Necessary? Crawl space moisture can lead to condensation, musty odors, mold, and even structural problems if left untreated. Crawl space encapsulation helps control moisture by sealing the crawl space from outside air and ground moisture. Encapsulation can be especially beneficial when you have recurring moisture problems, high humidity, mold, or an HVAC system located in the crawl space. A professional inspection can help determine whether your home needs full encapsulation or another moisture-control solution. Visit here: https://tristatewaterproofing.net/crawl-space/mandatory-or-advisable-guide-crawl-space-encapsulation/