Ceramic and Porcelain Tile Expert Answers installation Installation Guidelines stone Waterproofing

Is it necessary to waterproof under tile installations?

ANSWER - It depends on the application on whether waterproofing under a tile installation is necessary.  If it is in a wet application and in some exterior applications, then it is necessary to waterproof the…

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cleaning Efflorescence Staining Expert Answers Limestone Maintenance stone Stone Restoration Wet Areas

How do you remove stains in Limestone in an Exterior Application?

ANSWER - Limestone stone is a calcium carbonate sedimentary natural stone.  It contains various minerals such as ferrous oxide that when subjected to excessive moisture can develop mineral stains. Sometimes this is just minor staining…

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Expert Answers Marble Repairs Searching For Stone stone

How do I find a matching Marble Tile stone for a Repair?

ANSWER - Like snow flakes there are no two marbles that match exactly.  That is true for any natural stone since it is nature made.  Natural stone inherently varies to some degree depending on the…

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Counter tops Expert Answers Maintenance sealers Stains stone

Can Petit Granit Limestone Countertops Stain?

ANSWER - In spite of the name suggesting it is granite, Petit Granit is known as a Belgian Limestone.  Several sources on the internet state not to use it as a countertop and say it…

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Ceramic and Porcelain Tile Expert Answers Exterior Free Tile and Stone Installation Guidelines installation Installation Guidelines Pool and Spa Repairs stone

Can I Install Mosaic Tiles over an Old Eroding Sandstone Flagstone Tile?

ANSWER - I assume this is an exterior application of the sandstone in a flagstone irregular shape.  Sandstone is Quartz stone from a geological point of view, but it is a class 1 that is…

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cracks Expert Answers Indent Fractures Showers stone

Why able I getting Hairline Cracks in my Carrara Marble Shower?

ANSWER - Generally speaking cracks are either reflective cracking where the underlying substrate has a crack or separation and it telegraphs through the marble or there is structural cracking where the structure has excessive deflection…

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color Variation Expert Answers sealers Stains stone

Why won't my Limestone Stain Uniformly when I try to Stain it?

ANSWER - It is not common to stain natural stone. There are enhancer sealers that applied to enhance the natural color of the stone. Natural stone is just that.  Every piece of stone is somewhat…

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Acid Etching cleaning Expert Answers Maintenance sealers Stains stone Stone Restoration

Why are my 1x1 Marble Tiles not Shinny After Grouting?

ANSWER - Denatured alcohol is acidic and can act as a solvent to break down sealers or stains that could be on the stone.  They use oxalic acid in polishing stone because it breaks down…

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cleaning Expert Answers sealers Stains stone

Why is my limestone still staining after I sealed it?

ANSWER - Ludders Limestone is a Texas Limestone.  The absorption rate and propensity to stain does vary depending on the physical properties of the stone.  Per ASTM C568 limestone can be rated as a low…

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Ceramic and Porcelain Tile Expert Answers Exterior installation Installation Guidelines Installation Products - Adhesives Standards stone Vapor Barrier Waterproofing

What kind of Water Resistant Barrier or Vapor Barrier should be used For Exterior Tile Veneer Installations?

ANSWER  - W244E can be a ceramic or glass tile or a stone application for an exterior framed wall with cement backer board over it.   If it is a cementitious backer board then they would put…

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