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