How To Install Vapour Barrier On Concrete Floor

Using a utility knife cut the length long enough to wrap edges up the wall 3 4 inches.

How to install vapour barrier on concrete floor.

This video describes the process of installing a moisture barrier over a concrete subfloor. If your concrete passes the moisture test then plastic sheeting at least 6 mils thick will prevent moisture from getting into your laminate flooring. Wrap vapor barrier up edge of wall 3 4 inches and tape to wall. For optimal moisture control you will want to overlap the poly barrier by at least six inches.

While plain plastic sheeting is commonly used to make vapor barriers these traditional poly barriers will allow water and vapor to pass. Unroll 1st piece of vapor barrier along one edge of floor. Below grade walls and floor slabs transmit ground moisture through concrete walls or slabs. In this guide we look at how vapour barriers work why you need them and how to install them.

For more information about this video or fausfloor products visit www fa. The presenter is using 6 mil thick poly barrier. Before rolling out the underlayment be sure to sweep vacuum and remove all debris on the substructure. Step 1 picking a vapor barrier.

Always read the flooring manufacturers recommendations and instructions before installing the underlayment. 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. Where plastic sheets must be joined overlap the sheets by several inches and use strong vinyl tape to secure them. A vapor barrier can also increase your home s energy efficiency.

Crawl spaces benefit from a polyethylene moisture barrier placed directly over the exposed earth. How to install vapor barrier on concrete floor under laminate flooring. The barrier comes in rolls about twenty four inches wide. Tips for concrete floor vapor barrier installation.

What is a vapour control layer how do they work. This video demonstrates how to install a moisture barrier over a concrete subfloor. A vapor barrier against the concrete surface is generally recommended before wood framing or flooring materials are installed. May be higher check job specifications or building codes.