Q. We have a new home with black limestone in the master bathroom shower. I am looking to make a DIY cleaner for routine cleaning of the stone. Do you have a recipe or suggestion of products to use to make the cleaner? A. DIY cleaners can be... Read More

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

Q. I have had a travertine patio for approximately 10 years installed in sand. It has accumulated dirt from not being hosed or washed. What products do you recommend to clean it?  A. How to go about cleaning your patio depends on whether your... Read More

Q. Hi. I recently had a patio laid in natural sandstone and my builders used a cement coloring in the pointing. When wiping down with wet sponges, they have left stains on the sandstone. What do you recommend?  Is there anything we can do? Builders... Read More

Q. Hello. I have just built a new home. I have Crema Alara Marble in the kitchen and foyer floors, slate in my mudroom and travertine in my bathrooms. All have been professionally sealed. I do not use any chemical cleaners. Is water and a microfiber... Read More

Q: I'm trying to determine what products to purchase for a travertine shower with pepple floor, and a marble countertop. How often is stone-safe cleanser intended to be used? And what is the difference between pH neutral cleaner and other stone... Read More

Q: My 6 month old shower has a travertine shower pan and a combination of ceramic and travertine tile on the walls. There are hard water marks all over the tile and on the fixtures and I need to get them off. I have already tried some of the... Read More

Q. I have a Limestone tile and someone let the polish dry in the grout. How can I remove the polish from the grout? The grout was not sealed. The product was granquartz stone polish. A. Try applying a neutral cleaner to the grout where the polish... Read More

Q. What is the best cleaner to use on limestone floors? The floors in my bathroom are starting to look very dirty, with grayish marks and spots all over. A. It sounds like your floors have been etched -- probably by using an acid based cleaner. Many... Read More

Q. Do you have products that will work on concrete? A. Are you a homeowner or a maintenance professional? Are you looking for general cleaning products or something else? We can recommend something specific with more details, but in general, we... Read More