Crawl spaces
How to insulate crawlspaces properly as part of renovating an older home
...crawlspaces .
Fixing a dirt floor crawlspace:
All too often a crawlspace will have nothing but a dirt floor, and probably some un-insulated walls. The result of that is an unending source of humidity as moisture in the ground evaporates into the air and can condense on cold walls and joists where mold can establish it...