cleaning color Variation Expert Answers Exterior Maintenance sealers Stains

Can I stain my natural stone so it has a consistent darker color?

ANSWER - Staining natural stone isn’t something that is recommended by the natural stone industry.  Using enhancer sealers is what is typically done, but they only last so long.  So if you want to maintain a…

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Counter tops Expert Answers Maintenance Polished Repairs Stains stone

How do I remove a smudge on my new Granite Countertop?

ANSWER - Many natural stones that are produced around the world are treated with a type of sealer to enhance the color of the stone.  If some type of solvent gets on the countertop e.g.…

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Expert Answers installation Stains stone

Should Adhesive Spots show through Marble Tiles?

ANSWER -  We have seen where the installer will cover the entire tile with thin-set adhesive (back buttering) and then use globs or spots of the adhesive to attach the tile.  This is not an…

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Expert Answers Repairs sealers Stains

Why does my Granite show white powdery streaks after applying sealer?

ANSWER - First of all the data sheet for Mapei Ultracare says not to install it on the surface of the tile.  It sounds like that is what you did. I'm not sure why it…

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Acid Etching Ceramic and Porcelain Tile cleaning Expert Answers Maintenance Stains

How do I remove acid etch stains on my ceramic pool tiles?

Answer - Unfortunately when you acid etch the surface of a glazed tile it chemically alters the glaze and it can't be restored. If the etched area is contrasting in color to the tile color,…

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cleaning Expert Answers Maintenance Stains stone Stone Restoration

How long will it take for Limestone to Dry from being wet, and will the dark spots go away?

ANSWER - There are 3 subcategories of limestone per ASTM C568.   Their physical properties vary from being vary porous to very low absorbing. How fast the limestone will dry depends on how absorbing it is,…

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cleaning Expert Answers Stains stone

What caused my limestone tile to develop a yellow/brown stain along its edge?

ANSWER -  Normally if you have a  yellow/brown rust-like color stain it is due to a combination of the stone being subjected to excessive moisture and due to the presence of metal, or that the…

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cleaning Expert Answers Maintenance sealers Stains stone

How do I remove the stains in my Granite Floor Tiles?

ANSWER - The dark color spots could possibly be due to underlying moisture below the granite tiles or they could be stains in the granite tiles. Granite is suppose to be technically impervious meaning low…

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cleaning Debonding Tile Efflorescence Staining Expert Answers Exterior failures Inspections Maintenance Stains stone

Why is my Bluestone Patio Tiles coming Loose and Have Efflorescence?

ANSWER - If the flagstone shaped Bluestone is loose and has excessive efflorescence staining then it wasn't installed correctly.   If the patio had been designed correctly and the stone installed properly it should perform well…

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Ceramic and Porcelain Tile cleaning Expert Answers grout Maintenance Stains stone

What is the cause of my grout staining, and how can I remove the stain?

ANSWER - You didn't mention what kind of tile you had.  Natural stone of various types are known to contain ferrous oxide that can lead to staining in the tile or the adjacent grout. Since…

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