installation

Should I use a Mortar Bed or a Backer Board under the tile?

ANSWER – The best installation method for your situation is to install a mortar bed over the concrete slab to the correct height so your tile finish is at the correct elevation.  Then thin-set the…

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installation Slab Standards stone

Are there industry standards for flush Granite sink cutouts?

ANSWER – The Marble Institute of America (MIA) Design Manual does not discuss flush mounted sinks.  It is more common to have a reveal and not common to flush mount sinks.  I would be concerned…

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Grout installation

Should there be grout lines in between the tiles?

ANSWER – Tiles should have gaps called grout joints to compensate for the irregularities of the tile dimensions, to support the tile edge, and to keep water from readily reaching the back side of the…

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Debonding Tile failures stone

Thinset is adhering to the back of Slate tiles, but not to the membrane

ANSWER – Generally when there is a problem there are compounding factors that lead to the problem.  Without intrusively investigating your situation then it would be difficult to determine what has caused the debonding of…

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Ceramic and Porcelain Tile Metal Tiles Standards

Metal Tiles - Does the ceramic tile industry include metal tiles in their classification?

ANSWER – Metal Tile is considered to be in the category of a Specialty Products in the ANSI A137.1 ceramic tile standards.  There is no specific reference to metal tile, but you could apply some…

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failures

After flood, could underlayment cause porcelain tile to tent?

ANSWER – I understand that your Condo’s porcelain tile installed over a cork sound control mat over a concrete substrate was subjected to about 6 hours of flooding.  You are concerned that it may have…

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cleaning failures Stains

Can tile that has been damaged by acid be fixed?

ANSWER – What you describe sounds like the installer tried to clean the porcelain ceramic tile with too corrosive of a acid cleaner.  The acid likely etched the surface of the tile, which permanently damages…

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Ceramic and Porcelain Tile Debonding Tile failures Moisture Problems Tenting

Saltillo Tile had water on it for several days and started popping up.

ANSWER – Ceramic tile is generally fairly resistant to water unless there are some other underlying problems.

Saltillo tiles are very absorbing tiles and some are made better than others in terms of their lasting…

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Grout installation Wet Areas

Grouting Shower Walls - do I need to grout the wall tiles in my bathroom shower?

ANSWER – Yes you should definitely grout the wall tile in your shower.

In theory it shouldn’t matter if you grout or not (if you like that look), but from experience we have found that…

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installation selection Wet Areas

Can I use 18x18 tiles on bathroom wall

ANSWER – Yes you can install 18 x 18 inch ceramic tiles or stone tiles over a backer board in the shower and over drywall in the adjacent bathroom wall area if done correctly.  Most…

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