Expert Answers in Standards

ANSWER - I have heard others say that they think their porcelain tiles warped after they were manufactured and shipped from the manufacturer, but I have never seen any proof of it.

Some types of…

ANSWER - Tile lippage is the difference in height between two adjacent edges of tile, or of a crack or of a control joint in concrete. ANSI A108.02-2013, section 4.3.7 Lippage states that a ceramic…

ANSWER -  ANSI A108.02-2013 standards say that the grout joint width should be at least 3 times the actual variation of facial dimensions, but never less than 1/16” wide. Read More

ANSWER - Your floor tile appears to be a porcelain wood plank floor tile, which gives a very authentic wood floor look.  With the ink jet technology being used today in the production of ceramic tiles…

ANSWER - First of all not all hollow sounds are voids.  Having hollow sounds is not a deficiency and there are no standards addressing hollow sounds, other to say that hollow sounds don't necessary mean…

ANSWER - I'm guessing that the terrazzo floor is the cementitious type and not the epoxy type, but either way, if the terrazzo floor was originally installed correctly, it should not have been harmed by…

ANSWER - Spot bonding tile is not a legitimate method for installing ceramic tile, including porcelain tile, which is a type of ceramic tile, or stone tile, unless an epoxy adhesive is used in an interior…

ANSWER - Hollow sounding tile is not considered a defect.  It can be an indication that there are voids under tiles or that the tile or the underlying components are not bonded for one reason…

ANSWER - Considering it is a porcelain tile, I would think that the warped corners were that way when they were installed.   Porcelain tiles are not moisture sensitive and they would not be expected to…

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.…