Product details:

For use with porcelain ceramic natural stone mosaic tiles. Available in 40 MAPEI colors. Mix with MAPEI Grout Maximizer 777136 instead of water for increased stain resistance and flexibility. For grout joint widths from 18-in to 58-in. Mold and mildew resistant. For application in submerged conditions swimming pools spas water features and fountains once fully cured after 21 days. Dont forget your color matched MAPEI caulk. Using this MAPEI product may help contribute to LEED certification of projects.