Floor Plastic Moisture Test

This can help you choose a flooring material that can tolerate the measured level of moisture.

Floor plastic moisture test.

Concrete moisture and vapor test methods 1. How to test a concrete floor for excessive moisture. One of the simplest most economical test methods for determining whether there may be moisture in concrete is the astm d 4263 concrete moisture test. The presence of moisture beading underneath the plastic is a good indicator that there is a big moisture issue.

To use this method astm d 4263 standard test method for indicating moisture in concrete by the plastic sheet method a plastic sheet is tightly taped to the concrete. The test shall be conducted prior to the use of coating. A sheet of plastic or rubber tape prior to painting your floor it is impor. A negative test result a dry plastic sheet with no observable moisture underneath does not necessarily confirm that the slab is sufficiently dry.

Checking your concrete for moisture. Plastic sheet test astm d 4263 plastic sheet testing method used to indicate the presence of moisture in concrete. The sheet is left in place for 72 hours then a dewpoint hygrometer is used to test the level of moisture that is in the air under the. However the reverse is not true.

Performing a moisture test. Duct tape an 18 inch square piece of plastic onto the exposed concrete and leave it for 16 hours. Once you have done this simple test it is best to have the other more expensive more extensive more trust worthy tests done by professional flooring installers. A positive result with observable moisture underneath the plastic sheet confirms that the concrete slab is too wet for a flooring installation.

So it is suitable for the case where the application of coatings for concrete surface is planned. Astm f2170 standard test method for determining relative humidity in concrete floor slabs using in situ probes. Concrete slabs are naturally breathing elements of a home readily taking in moisture and air expanding and contracting and shifting with nature. This test method covers the quantitative determination of the rate of moisture vapor emitted from below grade on grade and above grade suspended bare concrete floors.

Condensed moisture accumulation under the plastic at 16 hours can.