Moisture Barrier In Garage

The moisture that appears on the new floor about a foot from the wall.

Moisture barrier in garage.

Most garages don t need vapor barriers because the amount of vapor that diffuses through garage walls ceilings and the floor is not enough to cause wet walls that result in moisture damages. However if you live in a cold climate zone such as alaska it s a good idea to install a vapor barrier on the warm in winter side of the wall. My old garage which was expanded is dry. Vapor barriers can help to keep condensation under control if installed in the right places.

The attic studs and floor of the garage attic are configured in a way to allow the space to be finishe. Proper installation of a wall vapor barrier or using insulation products with a built in vapor barrier will reduce garage condensation a vapor barrier can also be used to cover the floor but avoid using it on garage ceilings. Ceiling vapor barriers are a bad idea because they keep water vapor trapped inside the garage. My new concrete garage was poured over a heavy moisture barrier that i witnessed being used.

Use a vapor barrier. I have an unfinished garage. This material adapts to let moisture out of the wall whether the humidity levels are higher on the outside of the wall winter or the inside summer.