Removes cement grout residues on marbles & calcareous stones
without damaging the stone's polish. Removes grout mixed with an additive residues.
May softens cement grout joints.
4 liter jug
20 liter pail
Varies with the chemical composition and the thickness of the grout
residues and the surface condition.
946ml covers 50 to 150ft2 (5 to 15m2)