HG Wall and Floor Grout ProtectorHG Wall and Floor Grout Protector The optimum grout protector HG wall and floor grout protector makes grout absolutely water, oil, grease and dirt repellent. With our special grout protector, all grouting is protected quickly and in the best possible way. Optimum grout protector against oil, grease and moisture Absolutely colourless Pipette included Tile grout sealer for maximum, colourless and transparent protection Grout is often porous, which means