Laticrete PERMACOLOR Select NS Grout Base An ultra premium, polymer-fortified un-sanded cement base grout is designed for very delicate surfaces such as highly polished marble and soft glass. This non-sanded grout is combined with PERMACOLOR Select grout color pigments that give a professional and perfect look to your tile job. Features Comes in an 8 lbs. carton to be combined with 1 single PERMACOLOR Select Color Kit For joints up to 1/4" (6 mm) between soft bisque glazed wall tile, non-vitreous clay tile, marble, stone and porcelain or glass Equipped with STONETECH sealer technology Built-in Microban antimicrobial product protection that actively fights the growth of mold and mildew on the grout surface Suitable for wet or dry, indoor, outdoor or submerged areas Non-dusting, non-spalling, non-yellowing, non-shrinking Formulated from a blend of high strength Portland cement, polymers Provides a dense, durable grout joint in a multitude of colors No pre-soaking or wetting tile No damp curing required An un-sanded grout that exceeds ANSI 118.7