installation Movement Joints selection Standards

Sealant/caulking for tile near woodstove withstand high temperatures?

ANSWER - AccuColor sanded siliconized acrylic latex caulk does not meet industry standard ASTM C920, per TCNA EJ171 Movement Joints, and should not be used in tile or stone installations. It is commonly used in…

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installation Movement Joints Standards Wet Areas

What size backer rod should I for tub and wall tile?

ANSWER - The polyethylene backer rod is not likely the cause of your cracking at the tub to shower wall transition, but if there is room for it in that joint, then you should use…

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Ceramic and Porcelain Tile sealers

Is there a high-heat ceramic paint product you could recommend?

ANSWER - There is no paint per se manufactured for ceramic tile. Normally what bonds the best to a clean surface of ceramic tile is epoxy paint. Some epoxy paints do have a relatively high…

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Slab Standards stone

Industry standards for granite seams and the splitting of seams?

ANSWER - Countertops are to be flat within 1/8" in 10 feet. Transition joints from counter to wall or other material is to be 1/8" with a tolerance of +/- 1/64". Joint seams widths are…

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Ceramic and Porcelain Tile sealers Visual

Recommendations for wet look Sealer for hearth?

ANSWER - I assume you must have an unglazed (throughbody) ceramic tile.  It is not clear how absorbing the tile body is, but you must consider the tiles’ absorption when you select a sealer. There…

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Ceramic and Porcelain Tile cleaning failures Stains

How to clean Stains from porcelain tile from China and seal them?

ANSWER - To remove stains in tile depends on the type of tile and the type of material that caused the stain. You said that it was a porcelain tile, but porcelain tile should technically…

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cleaning stone

How do I clean rough Granite floor?

ANSWER - I assume you have flamed granite, which is more difficult to clean due to its texture. Acid can only be used for removing cement based products and done very carefully or you can…

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selection stone

Should I be concerned about the mildew with Travertine?

ANSWER - You can put some detergent in water and wash the stones with an appropriate bristle brush to remove the mildew. The stones can be installed damp, but not wet. As long as you…

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Ceramic and Porcelain Tile cracks failures grout Moisture Problems

Wood underneath tile next to sink is soaked and smells mildewed

ANSWER - The description of your kitchen counter leads me to belief that they installed the tile directly to a wood top without a waterproof membrane on top of it. That is not a good…

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Ceramic and Porcelain Tile cleaning sealers Stains

How Do I Clean Old Terra Cotta Tiles?

ANSWER - Your Terra Cotta tiles can be improved with a thorough cleaning and sealing.  It won’t repair the pitting, but pitting just adds to the antique look.  Some stains can be removed and some…

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