Q. Hi, I recently acid cleaned my granite tiles using a 1:20 hydrochloric acid to water solution. The problem is I didn't wet the tiles first so now the tiles look spotty. Is there any way I can remove the acid from the granite tiles? I am keen... Read More

Q. How can I remove drip stains caused by hydrochloride acid that was mixed 10:1 with water?? I was washing the walls and only left the acid mix on for no longer than 5 mins but the lower tiles have drip lines on them. A. What is the tile is... Read More

Q. I have an (intentionally) distressed marble seat in my shower. After years of use, there is a build up of white on top of it. How do I get rid of it? Thanks. A. What you're describing is likely soap scum, mineral deposits from hard water, or... Read More

Q. I have tried removing rust stains on these stone columns (on testing the base is limestone), and I believe the columns are the same? I've used a number of different branded products and oxalic acid but none of these have removed/lessened the... Read More

Q. What product is successful to remove calcium build-up on our family marble gravestone?  A. The best products for removing calcium build-up on marble gravestones, headstones, monuments, and other exterior marble are cleaners specifically made for... Read More

Q. Hi. A foaming tub cleaner was knocked over on my granite sink counter, and I have no idea how to fix the discolorations it caused. I see all kinds of fixes for foods and oils online but none for cleaners. Please help, asap!!! A. When a tub... Read More

Q. My home is approximately 1 year old. And the main floor has porcelain tile. Over the past few months we noticed the grout changing color (darker) in only some spots throughout the home. The spots are about 1-1/" in length. Since we are still under... Read More

Q. My housekeeper put straight vinegar on my shiny black marble floor on the entry way only to my bedroom & bathroom. I have ordered an etch removal product. Is this all I need? What else will I need to do? Should I sand the etched area? A.... Read More

Q. What is the easiest way to remove oil stains on blue stone walkway? A. Since your question is about exterior stone, we will assume that the oil is from a vehicle engine. While different oils have different properties, the initial treatment... Read More

Q. We have a new construction home with dense soapstone. Throughout the house, including the wood floors, tile floors, granite composite sink, and soapstone countertops, I am seeing marks that look like drips or drops. All of the spots are lighter in... Read More