Vapor Barrier Under Vinyl Plank Flooring On Concrete

Our moistureblock is a 6 mil polyethylene film vapor barrier that is used during the installation process with floating laminate luxury vinyl planks and engineered wood floors.

Vapor barrier under vinyl plank flooring on concrete.

A concrete floor may need a moisture barrier before vinyl flooring can be installed. A concrete floor seems like the perfect base for a vinyl floor installation. Format s not supported or source s not found. However you ll want to use one in every other application including covering existing hardwood floors vinyl flooring that isn t cushioned and concrete floors.

You also do not need an underlayment if your vinyl plank flooring has underlayment installed however you may need a vapor barrier. If you re installing it over concrete and you have a question about moisture issues consider adding a vapor barrier underlayment first that will product against water problems. A concrete floor with a too high moisture content can wreak havoc on a vinyl floor. If you are installing your vinyl plank flooring over a concrete subfloor you may want to use an underlayment for three reasons.

First it will give you some added cushion to help make the floor softer to walk on. The flooring associate at the home depot canada suggested using vapour barrier with tuck tape to seal the concrete. A concrete subfloor is porous so moisture tends to be a concern in areas such as basements. Moisture will get through so even if you don t add an additional underlay you do need to seal the concrete.

However some people prefer to add another thin layer of subflooring between the concrete and vinyl. So technically if you are installing vinyl plank flooring onto concrete you already have a subfloor. For installation of vinyl flooring you need a smooth even surface for the underside of the flooring to achieve the best contact for adhesion. Done we had both on hand.

No need to bother with large fold out low quality off spec construction grade films which can be bothersome and hard to use before the floor is installed. Second you may want an extra vapor barrier above the subfloor to reduce any risk of moisture. Opt for a moisture barrier to prevent any moisture from getting trapped between the subfloor and your vinyl flooring.