A crawl space inspection is recommended by professionals on a regular basis. When someone is inspecting your crawl space, they can look for troublesome signs such as wood rot, mold development, or excess moisture. If any of these issues are present, then it is imperative for the problem to be addressed as quickly as possible. Humidity levels can also be examined within the crawl space. The higher the humidity is in the area, the more likely it is that moisture will condensate on the surfaces. If excess moisture is present over a long period of time, then mold will grow and can cause havoc on the building supplies in the crawl space region.