Grout Boost Review

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Find helpful customer reviews and review ratings for Grout Boost Stain Resistant Grout Additive For use with 8-10 lb bag of Unsanded Grout at Read honest and unbiased product reviews from our users..Review of Grout Boost Grout Sealer Additive. Grout Boost is a grout additive that mixes with the grout instead of water and supposedly seals the grout. It promises mold and mildew resistance for the grout and claims that you will never have to go back and seal the grout..Grout Boost - has anyone used this? Our tile dealer recommended we use Grout Boost as an additive to prevent staining and to seal the grout. You mix it with the grout instead of using water..Grout Boost - Home Page - Make grout stain resistant - with no sealing, ever! Simply mix Grout Boost additive with any standard portland cement grout in place of water when grout is installed. Liquids bead up, oils do not penetrate and ground in dirt leaves no trace..