So as it stands everything below the tile can get damp.
Vapor barrier vinyl flooring.
If you had a vapor barrier as listed above only the plywood below it could get damp.
Without the proper moisture barrier vinyl flooring acts as a moisture barrier causing it to buckle bubble and lift.
Acoustical underlayment w vapor barrier for luxury vinyl flooring 54 pack model qwlv100 2 430 00.
Acoustical underlayment with vapor barrier for luxury vinyl flooring qwlv100 the home depot.
Moisture will not damage the vinyl flooring but will deem the adhesive that secures the vinyl to the slab almost useless.
With a vapor barrier in the floor everything below it can get damp from crawlspace moisture but things above are protected.
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.
Before any type of flooring work is done check the moisture content of the concrete before continuing.
Find vapor barrier flooring underlayment at lowe s today.