What Does a Vapor Barrier Do? A vapor barrier is designed to limit the movement of water vapor from one area of your home to ...

If you're installing concrete slabs in a basement or another area of your home, you'll also need to install a vapor barrier to add protection. While not strictly required, you also need to add a ...

After this, lay several inches of gravel to prevent water from rising into the basement floor. To prevent moisture from escaping upwards, follow this with a vapor barrier, the type used to prepare ...