Acceptable Moisture Content In Concrete For Vinyl Flooring

What are the acceptable moisture levels in concrete.

Acceptable moisture content in concrete for vinyl flooring.

Unfortunately i am unaware of the concrete moisture scale you are referring to when you state 32. Ensure by testing that dry flooring is applied to dry substrates. Acceptable moisture levels in concrete according to astm standard when testing via astm f2170 the rh level of a concrete slab needs to be at or below 75 unless the flooring system manufacturer provides alternate guidelines. Moisture particularly in a concrete slab can come from a number of sources.

Testing concrete common testing methods for moisture. 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. 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. 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. 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. Before you lay the first plank you must ensure that the moisture level in the concrete subfloor is low enough that it will not affect your flooring.

Flooring installers check the moisture level of concrete at the time of installation. The typically accepted concrete moisture testing methods for installing flooring are the calcium chloride test and the in situ relative humidity test.