Custom Building Products Polyblend® Non-Sanded GroutProduct ID: TDS 130 A polymer modified, cement based non sanded grout designed for highly glazed or polished tile, marble and natural stone that would be scratched by sanded grouts. This durable, non shrinking grout accommodates joints up to 1 8 (3 mm) and can be used for interior or exterior installations, including floors, countertops, walls, ceilings, showers, fountains and pools. Easy to use Just mix with water Polymer fortified for hard, durable,