Vinyl Floor Underlayment Over Concrete. Vinyl floors under 4mm should be installed right over the subfloor. If you use an underlayment without a moisture barrier, it's a good idea to install a sheet of plastic below it for insurance. After laying the underlay or vapour barrier or whatever you choose to use, it's time to get flooring!
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. List of the best rated underlay for laminate flooring over concrete. Underlayment isn't a necessity, but you might consider it to add noise reducing qualities or additional softness to the product.
Gallery of Vinyl Floor Underlayment Over Concrete
Bostik, quickrete, henry, levellite, dap ardex. Keep in mind that some manufacturers, such as armstrong, do not recommend installing sheet vinyl flooring on concrete pads that are on or below grade unless the pad has been installed over a vapor barrier and the moisture content of the concrete is within acceptable limits. The rule of thumb is any vinyl over 4mm can have a vinyl specific underlayment. Repair any holes or cracks.