Q. I have polished white marble that is too slippery for the floor. What is the best way to take away the polish? I have not laid the tile yet. We are planning to lay the floor ASAP. A. The route you choose to take to make this floor more slip... Read More

Q. My Pietra Cardosa countertops are darkening around the sink and other areas that are not covered for example around the toaster oven. I tried a paste that removes oil stains but it didn’t work. What do you suggest? A. There are several... Read More

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 remove... Read More

Q. What is the best way to clean a white marble bathtub? What is the best way to keep it clean? What shampoos and soaps should be used by people in marble bathtubs? A. It’s great that you’re thinking proactively—not just about... Read More

Q. Can Black Galaxy granite be re-dyed or darkened?  A. Technically, yes, you could attempt to re-dye or darken Black Galaxy granite, but it would not be advisable. Granite is a very dense natural stone, which means it doesn’t absorb liquids,... Read More

Q. My porcelain tiles were very slippery (dangerous) when wet, so I used a product to make them more slip-resistant. It worked, but now I have several tiles with 5 or 6 droplet-like stains that I can't remove. The anti-slip product contains... Read More