Mapei Grout Maximizer Additive for Sanded Grout is a premium, neutral-pH, fluoro-based liquid polymer admixture designed to enhance the performance of Keracolor® S Sanded Grout and Keracolor® U Unsanded Grout. Used in place of water during mixing, it improves stain resistance, grout hardness, and color consistency while eliminating the need for sealing after installation.
- Maximizes resistance to water, dirt, and oil-based stains
- Improves grout color consistency and hardness
- Reduces water absorption and shrinkage
- Enhances flexural and compressive strength
- Easy to use—simply replace water with Grout Maximizer during mixing
- No sealing required after curing
Ideal for interior and exterior residential or commercial installations where increased stain resistance is needed. Compatible with Keracolor S Sanded Grout and Keracolor U Unsanded Grout for walls and floors.