Think Twice Before Using a Silicon-Based Impregnator on a Historic Limestone Building Limestone, a calcium-based sedimentary stone, is a building material that has been utilized for centuries. The Pentagon, the Lincoln Memorial, The Empire State... Read More

Why Water-Based Impregnators Leave a Remove Rainbow-Colored Film If your idea of fun as a kid was going outside with a bottle of bubble solution and a wand, it probably wasn’t long before you noticed a weird phenomenon where a swirling rainbow... Read More

What You Need to Know About Applying Coatings Over Silicon Impregnator The most important thing to do when applying coatings is to make sure you are able to achieve proper adhesion. Fred Hueston, Chief Technical Director of Surface Care Pros and... Read More

  Efflorescence - Removal and Prevention   By Frederick M. Hueston www.stoneforensics.com The crystallization of soluble salts in Historic masonry causes severe deterioration of the substrate. This crystallization is called subflorescence. These... Read More

  Efflorescence - Removal and Prevention   By Frederick M. Hueston www.stoneforensics.com The crystallization of soluble salts in Historic masonry causes severe deterioration of the substrate. This crystallization is called subflorescence. These... 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

Graffiti Removal Procedure for Stone, Masonry, and Tile Surfaces By Frederick M. Hueston, www.stoneforensics.com If your beautiful building, wall, or other surface has just become the unintended canvas for graffiti, your first reaction might be to... Read More

Reusing a poultice powder for stain removal is not advisable, and here’s why. Fred Hueston, Chief Technical Director of Surface Care Pros and Owner of Stone Forensics explains, “I would not recommend the reuse of poultice powder.... Read More

Marble Floors Are Not Ideal for a Restaurant Environment Marble floors are not typically recommended for use in restaurants because they can be easily scratched, stained, and damaged by spills, heavy foot traffic, and dropped items. Marble is a... Read More

How to Remove Polyurethane on Marble Without Strong Chemicals In certain environments, such as schools, nursing homes, office buildings, food prep areas, and other areas, the harsh chemicals and odors associated with marble floor strippers must be... Read More