Ardex Flex Sanded Grout is a Portland cement-based grout modified with powdered polymers that provide a smooth finish for floor and wall tile joints up to 1/2-inch wide, the company says. The fast-setting product is formulated to resist stains, repel water, and features good flexibility, as well as high bonding power, the company says. For grouting porcelain, glass, quarry, moisture-insensitive stone, ceramic & mosaic tile in interior and exterior floors, wall, and countertop applications. Available in 26 colors.For details, circle 340 on the Reader Inquiry Card.