When you install hardwood laminate or vinyl flooring over a concrete subfloor one of the most important steps to take to ensure the lasting beauty and stability of your floors is moisture testing.
Acceptable moisture content in concrete for vinyl flooring.
The point of moisture testing is to establish when the new flooring and substrate is actually ready for installation or the need to reschedule the work until conditions are acceptable in other words.
Flooring installers check the moisture level of concrete at the time of installation.
If the levels are suitable at that time flooring may be installed.
If the slab does not have an adequate moisture barrier underneath moisture can wick up from ground sources in a continuous cycle.
Thanks for the questions.
Moisture prior to installing rubber and or vinyl flooring.
Installation should involve thoroughly preparing the concrete subfloor and checking for any water sources that might infiltrate the vinyl.
Unfortunately i am unaware of the concrete moisture scale you are referring to when you state 32.
What are the acceptable moisture levels in concrete.
Testing concrete common testing methods for moisture.
Ensure by testing that dry flooring is applied to dry substrates.
Concrete slabs and floors can be excellent subfloor surfaces for tile and other floor coverings but too much moisture in the concrete can cause problems with flooring installations.
Therefore it s advisable to have a floor tested for moisture content prior to installing flooring or moisture barriers.
The typically accepted concrete moisture testing methods for installing flooring are the calcium chloride test and the in situ relative humidity test.