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- White Marble turning Yellow Q: Hi. I have applied a poultice of DE and iron out to white marble to try to remove the iron. Where do you purchase a chelating agent that is to follow? A: If the iron out works than a chealting agent would not be needed. F... Read More
- How to remove stain from cork backed trivet on marble Q. A cork backed trivet stained the marble. Can it be removed by one of your recommended products or methods? A. Yes, you will most likely need to use a poultice that you can make, or you can use a stain sponge. Either way, it may take several... Read More
- Can tile be painted? Q. I just bought a house that has very dated floral designs baked into various kitchen tiles on the counters and backsplash. Is it possible to remove the design and repaint the tile? I would be ok with a different color tile as long as I could re... Read More
- travertine tile bathroom Q. I have a 2nd floor shower with moisture resistant sheetrock. I want to put 18" travertine tile on the walls above the pan. Using modified mortar, can these tiles be put on the wall with mortar blobs leaving an air space behind tile or do the tiles... Read More
- What is the best way to remove ivy and other vines from brick, stone, and masonry walls? Q. What is the best way to remove ivy and other vines from brick, stone, and masonry walls? A. Ivy growing on the side of a home or building creates a feeling of warmth, reassurance, and interest, however the tendrils or aerial roots can grow into ... Read More
- I spilled a chemical on my Pietra Cardosa countertop, causing it to turn white. How do I restore the color? Q. I have a Pietra Cardosa countertop, and one handprint sized area has turned almost white on the black counter top because of the spilling of a descaling chemical solution that I was using to clean an appliance. If you have any suggestions for how... Read More
- How do I restore the color of my stone after spilling a descaling chemical solution? Q. I have a Pietra Cardosa countertop, and one handprint sized area has turned almost white on the black counter top because of the spilling of a descaling chemical solution that I was using to clean an appliance. If you have any suggestions for how... Read More
- After a leak, how long will it take for darkened marble tiles to lighten up? Q. We had mosaic marble tiles installed in our bathroom about a month ago and recently noticed the tiles about 12 inches around the toilet were a darker gray color than the rest of the floor due to a leak in the wax seal when the toilet was replaced... Read More
- Should chemicals or sanding be used to remove marble discoloration caused by grout? Q. We grouted our beautifully installed marble backsplash with Mapei FA+ (color: rain) without sealing it first. It is now grey instead of white. Is there anything I can do to restore the tile to its natural color? I wonder how much the grout color p... Read More
- Why is water not beading on grout lines after the grout has been sealed? Q. The unsanded grout used for our shower states it’s not necessary to seal grout. However, I decided to but notice the grout does not bead off the grout joints as I feel it should, even after 2 coats. A. You may be using a poor quality seal... Read More
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