




Epoxy Chemtec
CHEM PROOF
CHEM PROOF is a 100% solids, 0 VOC, two-component epoxy resin- based primer specifically designed as a moisture barrier for concrete floors with very high residual moisture prior to laying floor coverings, coatings, or parquet. (up to 25 lb./24 hr./1000 ft2).
As primer on substrates with high residual moisture | |
Up to 10 wt. % on concrete | |
Up to 6 wt. % on heated concrete (kiln drying testing necessary) | |
Up to 5 cm% on heated cement screed | |
Up to 3 cm% on cement screeds with floor heating | |
Up to 0.8 cm% on unheated calcium sulphate screeds | |
Up to 0.5 cm% on calcium sulphate screeds with floor heating | |
As a primer to improve adhesion on smooth and sound substrates | |
As a protective membrane against moisture out of auxiliary products by substrates sensitive to moisture | |
Vapor Permeance @ 18mils thickness 0.1 US perm | ASTM E96 |
MVER/RH @ 18 mil thickness 25 lb. /24 hr. /1000ft2 | ASTM F1869 |