Ceramic and Porcelain Tile Expert Answers Inspections installation Installation Guidelines Lippage Movement Joints Standards Workmanship

How can I verify if my tile was installed correctly?

ANSWER - Unfortunately it is difficult for consumers to determine how to select qualified tile installers.  Most installers haven't had any formal education on how to install tile nor do they know what the industry…

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Ceramic and Porcelain Tile Expert Answers grout Installation Guidelines Movement Joints Standards Workmanship

Are there Tolerance Standards for Grout or Caulking Joint Width Variation?

ANSWER - You are correct to install caulked movement joints at the perimeters and inside vertical corners of the tile installation.  Caulk should be an ASTM C920 silicone sealant per TCNA EJ171 standards.

The ceramic…

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Expert Answers installation Squeaky Floors stone Workmanship

Why does my New Marble Floor make Creaking Sounds and is it a Defect?

ANSWER - Since the marble was installed over a wood sub-floor, which I assume was plywood, the creaking or squeaky sound is probably due to the plywood not being attached properly.   The plywood itself between…

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Ceramic and Porcelain Tile Standards stone Workmanship

Are there standards for tile installation workmanship?

ANSWER - Yes there are industry standards for workmanship.  ANSI A108 .08-2013 4.0 General requirements for tile installations provides many of the workmanship requirements for the installation of tiles. Walls cannot be out of plumb,…

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