Pre-mixed tile grout is a water-resistant unique grouting composition that provides professional quality on ceramic and mosaic tile projects with do-it-yourself ease. It is formulated with premium acrylic latex for a user-friendly consistency, improved durability and mildew resistance and a unique grouting composition that provides professional quality with do-it-yourself ease. Pre-mixed tile grout is formulated to a user-friendly consistency and is acrylic based for improved durability. Surfaces should be sound, clean, dry and free of any contaminants that could prevent adequate adhesion or result in mildew growth. Brush tile up and down and back and forth with a clean, wet sponge or brush. Wipe surface with a dry cloth. Apply pre-mixed tile grout to each joint and work in thoroughly with sponge or brush. After initial set (approximately 15 minutes), remove excess with damp sponge or cloth. After about 1 hour, polish with clean dry cloth. Let cure for 48 hours before using shower. (Longer cure time required with higher humidity and/or cooler temperatures). Wait at least 48 hours before applying grout sealer. Scrub surface thoroughly with kitchen cleanser. Proceed as outlined above.