What should be done if the RH level in the concrete slab is higher than 85%?

MFMA recommends contacting the floor system manufacturer for their possible recommendation on heavy duty vapor retarders for that situation.  Each situation is unique and your MFMA Mill Manufacturer is best equipped to guide you in the right direction.
Disclaimer: The MFMA provides general information to architects, specifiers and consumers. The MFMA, its members, officers and agents disclaim any responsibility whatsoever for the accuracy or applicability of these guidelines under all circumstances and conditions.
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