Costar 1K is a blend of Portland cement, well-graded quartz sand, and polymer-enhanced chemical ingredients which when mixed with water, forms a waterproof coating for concrete surfaces.
Two-component waterproofing membrane with tough elastic properties suitable for both positive and negative side waterproofing of interior and exterior concrete and masonry surfaces.
Two-component waterproofing membrane with high-elastic properties suitable for both positive and negative side waterproofing of interior and exterior concrete.