Vapor Barrier Under Vinyl Plank Flooring On Concrete

So technically if you are installing vinyl plank flooring onto concrete you already have a subfloor.

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. 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. A concrete floor may need a moisture barrier before vinyl flooring can be installed. This additional layer can improve insulation and should make your vinyl plank flooring warmer and less resonant.

However some people prefer to add another thin layer of subflooring between the concrete and vinyl. 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 subfloor is porous so moisture tends to be a concern in areas such as basements. You also do not need an underlayment if your vinyl plank flooring has underlayment installed however you may need a vapor barrier.

First it will give you some added cushion to help make the floor softer to walk on. Format s not supported or source s not found. Lastly if you live in a colder climate a concrete subfloor tends to take on the cold temperature. Moisture will get through so even if you don t add an additional underlay you do need to seal the concrete.

A concrete floor seems like the perfect base for a vinyl floor installation. 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. Just ensure any underlayment you add is thin so it doesn t impact the locking process of the vinyl planks. A concrete floor with a too high moisture content can wreak havoc on a vinyl floor.

Done we had both on hand. Opt for a moisture barrier to prevent any moisture from getting trapped between the subfloor and your vinyl flooring. The flooring associate at the home depot canada suggested using vapour barrier with tuck tape to seal the concrete.