The marble tile was most likely improperly installed. Before you grind a floor you should sound the floor by tapping on each tile with a broom handle. If you hear a hollow thud sound then there is a strong chance that the tile has no setting material... Read More

Terrazzo is in fact a marble floor. Terrazzo is comprised of marble chips mixed with Portland cement and polishes just like a marble floor. Many terrazzo contractors hone the terrazzo to about a 80 or 120 grit and apply a wax coating. If you continue... Read More

Polyester resins breakdown in the presence of ultra violet(UV) light. For this reason polyesters should never be used outdoors. For outside repairs it is advisable to use an epoxy resin. Epoxy resins are generally more resistant to UV light. Check... Read More

Q. I am a project manager for an insurance company. I have a project at a post office that has terrazzo floors. It looks like there are long cracks that I assume follow a stress crack in the concrete below. I need to give the customer an idea what it... Read More

Q. Can you please provide some definition of Sealer for Stone?A. Excellent question! For starters, when referring to stone, the word sealer is wrong. Well, technically it is not, but the reason that it is wrong is because sealers for stone are... Read More

Q. How and with what do I address a crack in a travertine table top? A. Many problems with natural stone can be resolved by homeowners. Other problems require the services of a stone restoration professional. Before you move forward with DIY repair... Read More

Q. We had a quartzite counter island installed. The top was set flat on the cabinet, and there has been no movement. A crack appeared about one month after the installation. The crack goes opposite of the natural veining in the stone. There is a... Read More

Q. I just received a new quartzite install, and there is a crack at the sink extending to the hole for the soap dispenser. The fabricator claims it does not affect the integrity of the stone, since apparently it's not a full-depth crack, and... Read More

Q. 25 years ago, our painter applied a sealant, possibly epoxy, polyurethane, or acrylic, to a new flagstone interior entry. It‘s held up beautifully. We are about to install flagstone in a small breakfast room. We want to retain the color of... Read More

Q. Refacing a fireplace with 30cm slate tiles. What is the best adhesive to use (only about 25 pieces of tile involved so don't want to have to purchase a 50lb. bag of anything)? Would a premix mastic work? Will I need to provide support for the... Read More