“Poor indoor air quality can cause short-term problems such as coughing, headaches and dizziness, and can contribute to and worsen chronic breathing problems.” ~John L. Kirkwood, President & CEO, American Lung Association.
A vapor barrier slows or prevents the evaporation of ground moisture into the crawl space air. If coupled with a waterproofing system, moisture and water can be expelled from the crawl space before it can cause problems. No more rot, rust, mold, odors, insects or other moisture-related problems.