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

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

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

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: I'm laying "penny" mosaic tile on top of a heating system. I had to use a light amount of thinset in some spots due to leveling issues. As a result I have some tiles that are coming up (I have not yet grouted). I am going to use spectralock... 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

How to Keep Travertine Floor Grout Lines Clean Professional contractors understand that the cleanliness of travertine grout lines can make or break the overall appearance of a travertine floor. Unfortunately, in many cases, dirty travertine grout... Read More

If you apply a silicone impregnator to the back of a tile before setting, this may cause a bonding problem. Since most setting mortars are water based they will want to repel the water. Use an epoxy-type setting material. TIP: Before setting any... Read More

Curling in green marble can be a serious problem when the marble is set in a wet mud or thin-set. The Marble Institute of America recommends that green marble be set with an epoxy-based compound. Check with the installer and see what has been used to... Read More

Several grout cleaners are available at your home center, hardware store or janitorial supply store. These cleaners are acidic, so caution is advised. Once the grout is cleaned I would suggest applying a good grout sealer. You may also want to... Read More