These ceramic mosaic tiles were fitted in square sheets in a shower cubicle at house in London NW1. You can clearly see from the first photograph that the tiler did not remove the grout from the tile before it set leaving grout haze on most of the tile and a nice white band of grout between the mosaic sheets. Removing Grout Haze To clean up the ceramic tiles and remove the grout we sprayed on Tile Doctor Grout Clean-up which is a specialist acid based product that penetrates below the
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