How Do You Fix A Damp Crawlspace?

Crawlspace moisture control is important to homeowners. A damp and humid crawlspace can create serious problems like mold, mildew, musty smells, pests and damage to walls and ductwork. To fix a damp crawlspace, it is necessary to identify moisture sources and implement strategies to control moisture levels in your home. Step 1 Identify the causes of excess moisture by checking for plumbing problems, poor drainage due to improperly situated gutters or downspouts and slope grade issues. Step 2 Repair any leaky plumbing issues quickly to prevent excess moisture problems. Check for condensation on ductwork as well and insulate if necessary. Step 3 Eliminate any drainage problems due to rain water by keeping gutters debris-free. Ensure that the slope grade is away from the home foundation by at least 5 percent and any downspouts empty out at least 8 feet away from the foundation. Make any necessary repairs to drains as well. Step 4 Use plastic (6 mil polyethylene) moisture or vapor ...  more