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What causes Stress Fractures or Indent Fractures in Natural Stone?

ANSWER - We have seen this condition in marble before.  They are referred to as indent fracturing or stress fracturing veins.

You said that the veins went all the way through the stone, the…

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Ceramic and Porcelain Tile Expert Answers failures installation Leak Movement Joints Repairs Waterproofing Wet Areas

How can I find where the water is coming from in my Leaking Tiled Shower?

ANSWER - First of all if it was installed correctly you wouldn’t have a problem.  To fully figure it out I would have to perform a forensic intrusive inspection, which probably isn’t practical for a…

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Expert Answers Glass Tile installation Movement Joints

How to Cut Glass Tile to prevent Chipping and how to install Expansion Joints?

ANSWER - The proper way to cut glass tile is either with a continuous rim diamond blade either wet or dry.  Also you can cut glass tile with manual tile cutters.  The glass tile is…

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Ceramic and Porcelain Tile Counter tops Expert Answers installation Movement Joints stone

What is the Best Caulking to Use between a Tile Backsplash and a Granite Countertop?

ANSWER - You should use an ASTM C920 silicone sealant suitable for granite. Laticrete has a product called Latasil that comes in many colors. Dow Corning has a product called 795 or 790 that comes in a…

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Ceramic and Porcelain Tile Debonding Tile Expert Answers failures Movement Joints stone Tenting

Does lack of expansion joints cause tiles to debond or tent?

ANSWER - Expansion joints are a type of movement joint.  Movement joints are meant to mitigate expected expansion and contraction movements within the tile assembly cased by temperature variations, moisture variations or from dynamic structural movements.…

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Ceramic and Porcelain Tile Expert Answers Installation Guidelines Movement Joints stone Wet Areas

Where should movement joints be installed in a small bathroom?

ANSWER - Yes, movement joints, sometimes referred as expansion joints, should be at all plane transitions and where there are transitions from different substrates and materials.   Door thresholds, wall penetrations around escutcheons, and light…

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Ceramic and Porcelain Tile Expert Answers Hollow Sounding Tiles installation Lippage Movement Joints Standards

What are Expansion Joint or Movement Joint Requirements for Porcelain Tile planks?

ANSWER -  There are standards for what is acceptable tile lippage.  Hollow sounding tiles are not a defect in itself, but a hollow sound may or may not be an indication there is an underlying defect.…

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Ceramic and Porcelain Tile Expert Answers Hollow Sounding Tiles Leak Moisture Problems Movement Joints stone Tenting

What problems can occur if tile is subjected to a flood?

ANSWER - If the tile was installed correctly, it should not be damaged by being submerged in water.  Although quite often tiles are not installed correctly, and there can be resultant damages from a flood. Whether…

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Ceramic and Porcelain Tile Expert Answers Grout installation Movement Joints Standards

What is the allowable tolerance for tile grout head joint widths?

ANSWER - I am assuming that when you say head joint that you are referring to the vertical grout joint on the 12" short side of the 12 x 24 inch tile you are installing…

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Ceramic and Porcelain Tile Expert Answers failures Movement Joints Tenting

Can porcelain tiles warp after they are installed?

ANSWER -  All tiles have some inherent warpage from the manufacturing process and the ANSI A137.1 is the standard that states what is allowable. Some natural stones and some quartz stones, and some concrete tiles…

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