Crawlspace
Encapsulation - American Basements & Crawlspaces: Exposed dirt or
gravel crawlspaces can be home to excess moisture, humidity, mold or mildew.
Waterproofing your crawlspace is an important way to protect your home.
Installing a concrete floor in a crawlspace is one way to reduce water issues.
Because dirt and gravel crawlspace surfaces allow permeation, concreting or
installing a vapor mat barrier.