Applying an impregnating sealer to stone will not make it waterproof. The idea of an impregnator is to make the stone water-resistant. In order to make the stone waterproof we would need to completely block the pores of the stone. If this is desired... Read More

Q. I installed Lasa White marble on my floor, and after about 15 days, yellow stains appeared across the entire surface. I used a stain remover, and the stains were removed, but they returned after two days. Please advise what I should do. A. The... Read More

Q. I have laid 10 mm bluestone tiles in a bathroom. I sealed the backs before laying them and used a water-based adhesive. The floor beneath was fully waterproofed. White stains and what appear to be oil-like marks are now showing across the floor.... Read More

Q. I am facing a problem with my Calacatta marble floor. Some tiles are getting darker because of the moisture content increment, so is there any chemical that can be used to suck out the moisture from marble, and return it into white color? Thanks... Read More

Q. Can an impregnator be used to waterproof stone? A. Not exactly. An impregnator will make the stone water resistant, but it will not make it waterproof. Impregnating sealers are designed to penetrate the surface and fill the microscopic pores... Read More