efflorescence

  1. S

    Removing efflorescence

    I heard someone saying you could remove efflorescence stains with a water-white vinegar mix and a rough sponge. Has anyone tried this? It would certainly be less hazardous and less expensive than using stain removers based on phosphoric acid.
  2. L

    How do i avoid grout shade variation

    HELP......Used limestone grout on Porcelain. A week later its still looking patchy as if its still drying out. It looks awful.I am certain that it is dry. What caused this,what is the remedy, and how do i avoid it in future. I suspect over washing .
  3. A

    Grout Efflorescence problem - Bal limestone

    Tried Gaz's Fila Residue Remover. Great for removing residue grout on tiles but useless on white efflorescence deposit on grout. I reckon that if any water from polishing the tiles goes near this grout, before a good number of days passes after grouting, it results in these white deposits on...

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