MAPEI UltraCare Grout and Tile Stain and Haze Remover Choose from 4 UltraCare products, including: Cement Grout Haze Remover is a professional-strength formulation that helps remove cement grout haze from tile, concrete and stone surfaces. Efflorescence Remover is a professional-strength, acid-based formulation that effectively removes efflorescence from ceramic and porcelain tile, concrete, brick and stone surfaces as well as cementitious grout. Grout Haze Remover is a professional-strength formulation that helps to remove epoxy grout haze from tile, concrete and stone surfaces.