Installing Moisture Barrier On Concrete Floor

A vapor barrier is not the same as an underlayment.

Installing moisture barrier on concrete floor.

A concrete floor seems like the perfect base for a vinyl floor installation. Padding can be used with most floating laminate floor installation. If you have a concrete floor that s in continuous contact with a source of moisture you re going to have problems. Use vapor barrier 2 in 1 when installing laminate flooring on cement subfloors or any subfloors with a risk of moisture coming up.

Always read the flooring manufacturers recommendations and instructions before installing the underlayment. This not only insulates the walls but also keeps rising dampness in the concrete from getting into the crawlspace. Below grade walls and floor slabs transmit ground moisture through concrete walls or slabs. Using a utility knife cut the length long enough to wrap edges up the wall 3 4 inches.

This video demonstrates how to install a moisture barrier over a concrete subfloor. This 2 in 1 underlayment will allow your laminate flooring to float while correcting any minor subfloor imperfections and will protect your floors from moisture. A vapor barrier against the concrete surface is generally recommended before wood framing or flooring materials are installed. The laminate floor padding cost is 0 12 to 0 15 12 to 15 cents per square foot.

Tips for concrete floor vapor barrier installation. We used thermax brand available through lumberyards of polyethylene vapor barrier because it doesn t require an additional fire barrier. This is why a vapor barrier under concrete is essential. Wrap vapor barrier up edge of wall 3 4 inches and tape to wall.

For more information about this video or fausfloor products visit www fa. How to install vapor barrier on concrete floor under laminate flooring. Vapor barrier 2 in 1 underlayment. For floating floors manufacturers often recommend installing a moisture barrier between the subfloor and the floating floor to prevent moisture intrusion.

A moisture barrier may or may not be needed to insure good adhesion of your vinyl floor so do your homework to avoid problems later on down the road. Installing laminate flooring on concrete steps. Adding a layer of laminate padding on top of the moisture barrier will make a noticeable difference in how comfortable the floor is to walk on. Crawl spaces benefit from a polyethylene moisture barrier placed directly over the exposed earth.

Before rolling out the underlayment be sure to sweep vacuum and remove all debris on the substructure. Unroll 1st piece of vapor barrier along one edge of floor. Of rigid moisture proof insulation. The difficulty of course is that if the moisture barrier is compromised in any way moisture from the slab beneath can still damage the flooring or finish.

Vapor barriers are a way to keep moisture from getting into the concrete.