Q You have always said to open the crawl vents in the winter and close them in the summer. We had a pest control company tell us just the opposite. Don't know if it's the same for all regions, but I'm ...

Q. I have an older home with a dirt crawl space that is very damp. I have not been able to figure out what to do about the dampness. A. Dirt crawl spaces can be sources of mold, radon and other ...