Wring thoroughly as too much water can damage.
Cleaning grout residue from slate tile.
Instructions wait for the grout to cure wait at least 10 days for newly installed grout to cure before using grout haze remover.
How to remove grout haze from a slate floor 1.
Normally a scotch brite pad water and a little rubbing will remove grout residue and the hazy appearance it causes.
Use another clean sponge to rinse the scrubbed slate tiles with.
Scrub the surface of the slate tile with a generous amount of water and a nylon scrub sponge.
Protect your hands with rubber gloves and dip your cheesecloth or terry cloth in water.
Pick up the dirty water with a clean grout sponge.
Remove grout haze with water and cheesecloth.
Work on three or four.