Calcium Chloride (CaCl) (ASTM F-1865) tests measure the moisture drive at the surface
in values of pounds per 1,000 Sq. Ft. over a 24 hour period. Typical moisture limits are:
testing needs to be conducted in normal building service conditions. Vapor drive values are highly sensitive to ambient condition
and often provide false results when conducted in un-conditioned spaces.
- 3lbs for sheet goods, carpet tile and some epoxy flooring systems
- 5lbs for VCT