Ceramic and Porcelain Tile cleaning Expert Answers Grout sealers Stains

How Can I Remove Contrasting Grout Staining in a Black Tile?

ANSWER - The grout that you used may be a polymer modified grout similar to a grout with a latex additive.   Acids won't attack the polymer, but there are products for removing latex haze.  Try…

Read More
Ceramic and Porcelain Tile Expert Answers Grout Maintenance sealers

Do I have to reseal my tile and grout?

ANSWER - The unglazed porcelain tile should technically be impervious with an absorption of 0.5% or less.  That doesn't mean it can't stain, when it can if something is left on it long enough and…

Read More
Ceramic and Porcelain Tile cracks Deflection Expert Answers failures Grout installation Movement Joints Repairs Sealant Caulk Waterproofing Wet Areas

How do I repair the Horizontal Grout Joint between the Bathtub and the Tile wall?

ANSWER -  The transition joint between the top of the bathtub flange and the wall tile is not supposed to be filled with a cementitious grout.  It should be filled with a resilient ASTM C920…

Read More
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…

Read More
Ceramic and Porcelain Tile cleaning Expert Answers Stains

Can I Clean and Restore my 15 Year Old Glazed Ceramic Tile?

ANSWER - Since you have a glazed ceramic tile it should come clean unless it has worn from abrasion.  Glazed ceramic tiles don't normally fade, but some of the softer glazes might to some degree.…

Read More
Brick Ceramic and Porcelain Tile Expert Answers Exterior Free Tile and Stone Installation Guidelines Glass Tile Glazed Tile installation Installation Guidelines Installation Products - Adhesives

Can a Tile Mosaic Mural Be Installed Outdoors with High Temperatures?

ANSWER - You didn't indicate if the mosaics are ceramic mosaics or glass mosaics. Ceramic mosaics are normally produced at over 1200 degrees F.  Normally custom ceramic tiles are dried and then fired in a…

Read More
Acid Etching Caulk Ceramic and Porcelain Tile cleaning Expert Answers Maintenance Sealant Caulk sealers Stains

Are there Tile Sealers that are resistant to Urine?

ANSWER - I assume you are saying that you seal your tile with a sealer and that your dog's urine is causing the sealer to be removed. Sealers are meant to minimize the chances of…

Read More
Ceramic and Porcelain Tile cracks Efflorescence Staining Expert Answers Grout Leak Maintenance Showers Stains

Why is water coming out of the grout on the side of our Shower?

ANSWER - From your photo the bottom edge of the wall tile where it is adjacent to the transition joint from the wall to the floor has efflorescence staining.  That suggests water is traveling from…

Read More
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…

Read More
Ceramic and Porcelain Tile Expert Answers Grout installation stone

Why Sanded Grout versus Unsanded Grout?

ANSWER - Unsanded cementitious grout should only be used in grout joint widths of 1/8 inch or smaller.  If you use it in wider grout joints it will tend to crack. Sanded grout should be…

Read More