limestone with mold / mildew stains in grout joints.
Q. We have mold buildup in grout joints and surface has film on it. What is best to clean mold and remove film from surface? A. There are several cleaners that will remove the mold but you must be careful to choose one that will not damage the li... Read More
How to Remove a PVE Oil Stain On Natural Stone
Q. One of our AC repair techs accidentally dripped an oil called PVE (polyvinylether) on a client's natural stone. The stone was already there when the clients bought the home, so they aren't sure what kind of stone it is, but we can tell... Read More
Can enhancing sealant be removed?
Q. The installer of my granite countertop used a color enhancing and impregnating sealer. I wish he would have asked if I wanted the deepened color. Is there any way to return the granite to the original color and then reseal with non enhancing sea... Read More
How do I prepare a poultice & use it to remove stains?
Q. How do I create a poultice to remove stains? I know that to remove stains from my granite countertops that I need to make a poultice, but how do I do it?A. Here is how you do it:First, understand what a poultice is. It is simply a chemical or cle... Read More
How should I clean my travertine shower floor?
Q. We have a tumbled travertine (unsealed) stone floor in our shower. I really need to know how to deep clean this floor, as it has gotten bad - a bit scummy, mildewy, and moldy. How should I clean my shower floor? Can you help? A. Keeping your showe... Read More
black spots on travertine shower
Q. My master bath was remodeled approx. 8 months ago and we used honed and tumbled travertine. It was professionally installed and moisture barrier was used in shower. Approx a month ago, I noticed a few black "dots" on the floor of the shower (they ... Read More
Is travertine a good choice for a bathroom shower?
Q. I am thinking of installing travertine tiles in my bathroom shower and would like to know if there are any problems with this type of stone in a shower stall and how difficult it is to clean? A. Travertine is essentially hard water deposits in lar... Read More