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KOSTER receives Starnet 2017 Silver Design Award for use of KOSTER VAP I 2000 in the Village Square Branch Library located in San Jose, CA.... More
KOSTER NB 1 Grey has been approved for use in drinking water environments according to NSF /ANSI 61. The certification applies to contact with cold water in tanks 2000 gal or larger.... More
KOSTER NB Elastic White is a light-colored, waterproof, elastic, wear-resistant coating with excellent adhesion to all cementitious and masonry substrates. The material can bridge cracks up to a width of 40 mils, is abrasion resistant and resistant to concrete corroding water such as dilute acids and alkalis. It possesses a good UV-resistance and is radon-proof.