Vetofill CG551 is an improved cementitious grout with additional characteristics of reduced water adsorption and high abrasion resistance. The single-component and cement-based product is also polymer-modified, anti-microbial, and water-resistant (making it ideal to use with most types of tiles, including ceramic, porcelain, glass mosaic, marble, granite, etc.). Vetofill CG551 is composed of a blend of cement, special additives, and selected fillers and once it’s mixed with water, it becomes an easily workable creamy mortar that’s suitable for internal and external use (As it contains special biocides that kill biological agents and prevent bacterial and algae growth).