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- What could be causing the musty smell in my brand new limestone laundry room? Q. We are building a new house in South Louisiana. We have a 4-inch concrete slab on the ground. Because we are in a flood zone, we had to build up. So, we have concrete piers and wooden beams that our house actually sits on. We then have 1 1/4" thic... Read More
- Does grout turn darker when wet and lighter when dry even with color seal? Q. Does grout turn darker when wet and lighter when dry even with color seal? A. Unsealed grout has tiny pores that absorb moisture, which can give unsealed grout lines a darker appearance. Once the moisture evaporates (assuming the moisture is no... Read More
- Did a stone-safe oil stain remover bleach my quartzite? Q. I used an oil stain remover made for natural stone on my light whitish-gray quartzite to remove a very faint oil ring. I did only one section and the area turned white, almost bleached. From what I could tell, the stain was gone. I contacted t... 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
- What is the best way to keep a white marble bathtub clean? 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. The shampoos, soaps, and cleaners you use can damage, stain, or diminish the a... Read More
- My shower floor started yellowing right after it was installed. How do I get rid of this? Q. I have a shower floor that has small stones of different colors and it is yellowing in 3 places. This started right after it was installed. Someone told me it was iron in water. How do I get rid of the yellowing? It's in the grout and on t... Read More
- Should I use a poultice to remove an olive oil stain from quartzite? Q. We just installed our new quartzite slab on to our kitchen island and three days later we have a distinctly round stain from where our olive oil dispenser was sitting on the counter. Should I be using poultice to get this out, or is there a better... Read More
- Should grout be scraped before a grout color sealer application? Q. Should grout be scraped before a grout color sealer application? I want to put color sealer on top of grout that has already been sealed. Is it necessary to first scrape the clear sealer off of the grout? A. There is a quick test you can do t... Read More
- How to Remove a Yellow Stain on a Marble Sink Q. I have yellow staining on my marble around my sink. I believe it's from the water sitting around the edge of the sink. Do you have a product you'd recommend to remove the yellow? I can't feel it like an etched stain. Would the poult... Read More
- How To Remove a WD-40 Spot on Limestone Q. I accidentally wiped my limestone fire surround on one side with a cloth that had WD-40. It has discolored the limestone that is stone in color. The discolored area is a few shades darker. How can I bring it back to the lighter color it should b... Read More
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