How To Install Vapour Barrier On Concrete Floor

Where plastic sheets must be joined overlap the sheets by several inches and use strong vinyl tape to secure them.

How to install vapour barrier on concrete floor.

How to install vapor barrier on concrete floor under laminate flooring. When rolling out the moisture barrier you want to go from wall to wall and cover the entire floor. A vapor barrier can also increase your home s energy efficiency. Step 1 picking a vapor barrier.

Using a utility knife cut the length long enough to wrap edges up the wall 3 4 inches. A vapor barrier against the concrete surface is generally recommended before wood framing or flooring materials are installed. This video describes the process of installing a moisture barrier over a concrete subfloor. May be higher check job specifications or building codes.

Install a plastic vapor barrier. Always read the flooring manufacturers recommendations and instructions before installing the underlayment. Crawl spaces benefit from a polyethylene moisture barrier placed directly over the exposed earth. Tips for concrete floor vapor barrier installation.

For optimal moisture control you will want to overlap the poly barrier by at least six inches. The presenter is using 6 mil thick poly barrier. Unroll 1st piece of vapor barrier along one edge of floor. A vapour control layer or vcl for short is a plastic layer that restricts the movement of warm moist air from inside a property into the fabric of the building.

Before rolling out the underlayment be sure to sweep vacuum and remove all debris on the substructure. If your concrete passes the moisture test then plastic sheeting at least 6 mils thick will prevent moisture from getting into your laminate flooring. This video demonstrates how to install a moisture barrier over a concrete subfloor. What is a vapour control layer how do they work.

While plain plastic sheeting is commonly used to make vapor barriers these traditional poly barriers will allow water and vapor to pass. With a little effort you can install this helpful device yourself. Below grade walls and floor slabs transmit ground moisture through concrete walls or slabs. For more information about this video or fausfloor products visit www fa.