Improper use of vapor barriers is one of the leading causes of moisture-related issues in buildings today. Vapor barriers, or vapor retarders, are designed to prevent wall assemblies from getting wet.

Question: My boyfriend and I are arguing about how to insulate the exterior walls in our new home in South Dakota. I was thinking of putting plastic against the wall and then going on to framing. What ...

Most building materials are permeable to moisture. Increasingly, buildings are being built more tightly, which adds to the need for moisture control. Porous materials that become saturated with ...

Q: I have a question about building codes in my county in Indiana back in 1990. I'm on the board of a condo association. I'm trying to find out where to look to find out if vapor barriers were ...