Mapei Ultracare Grout Refresh Colorant and Sealer Ultracare Grout Refresh is a water-based, ready-to-use colorant and sealer for grout joints. Grout Refresh bonds to cement, epoxy, urethane and acrylic grout and is available in 40 different colors to match with any tile. Features Changes existing color and restores the look of tile grout Covers up to 300 sq. ft. depending on the size of tile and width of joint in a single application Seals to protect against most common stains For use on sanded, unsanded and epoxy grouts Ready for foot traffic in as little as 2 hours For interior/exterior use for revitalizing old grout joints For vertical and horizontal applications Easy to apply and maintain Colors match all of Mapei's color palette All colors are available - please call to order if you do not see the desired color