How To Install Vapor Barrier On A Raised Floor House

Make sure rain drains away from the house on all sides.

How to install vapor barrier on a raised floor house.

In circumstances where conditions inside a home or office are much different than outdoor conditions water. Cover the dirt crawlspace with a plastic moisture polyethylene vapor barrier. Your yard should have a 5 slope all around the house. Watch this video to find out more.

A vapor barrier consists of one or more layers of sheet plastic 6 mil visqueen on top of the soil in the crawlspace or basement. As you do this then fold the poly down again and press the poly into the bead of acoustical caulking to make the seal. It also helps help your home warmer and cooler. Because excessive dampness in a crawlspace or basement can condense you can install a vapor barrier to protect floor framing from becoming damp and covered with fungus efflorescence and rot.

It s important to choose the right kind of plastic sheeting for both of these purposes and to install it correctly. Today s homeowner serves cookies to analyze traffic and better serve you. Some debate still occurs over how necessary vapor barriers are but a consensus is growing closer. To prevent this damage to the floor framing install a vapor barrier consisting of one or more layers of sheet plastic six mil visqueen on top of the soil in the crawlspace or basement.

The plastic should be lapped a minimum of 6 inches and sealed with duct tape at the seams. Add 2 inches to allow enough of the barrier to stop water from entering as it rolls towards the floor. Sloping the soil away from your home at about 1 2 in. Resolution of the vapor barrier debate.

A moisture barrier helps protect your crawl space from all these things. If both floors of the house are heated use unfaced insulation. Overlap any seams and tape them. Most authorities now agree that vapor barriers are important under certain conditions but not necessarily as a whole house solution for every home.

All of the joints should have a double layer of barrier for a total thickness of 4 inches. Cut around piers and along the inside edge of the foundation. And bring the plastic about 6 in. Homeowners often install plastic in crawl spaces to create a barrier against moisture or vapor as well as to create more usable storage space.

Per foot is usually the best thing you can do to reduce crawlspace moisture. Up the wall and fasten it there. Cover the ground in the crawl space with plastic sheeting as long as water cannot pool on it need 1 2 first.