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Expert Answers in Standards
What are the Sizing Tolerance Standards for Ceramic Tiles?
ANSWER - The manufacturing standards for ceramic tile (porcelain is a type of ceramic tile) in the USA are stated in ANSI A137.1 and ANSI A137.3 for Gauged Porcelain Tile Panels/Slabs. Large Format Tiles are…
Read MoreWhat are the Natural Stone Countertop Standards ?
ANSWER - The standard practice for suppliers and fabricators of natural stone slabs for countertops and other applications is to have the client inspect and approve the slab before fabricating it. Typically there is paperwork…
Read MoreWhat is the Stone Industry Standard for the Allowable amount of Marble Tile Lippage?
ANSWER - Per the Natural Stone Institute Dimension Stone Design Manual the tolerance for the allowable lippage for a for a calibrated marble or any calibrated natural stone floor tile is 1/32". This is based…
Read MoreShould Stone Countertop Backsplashes be Thinner than the Countertop
ANSWER - There are no industry standards for natural stone countertops that dictates how thick the backsplash is relative to the thickness of the countertop itself. All of the industry details for countertops depict the…
Read MoreWhat are the Standards for the Fabrication and Installation of Stone Countertops?
ANSWER - There is no mandate on where seams can or cannot be placed on a stone countertop, although the standards do state that the layout of the joinery of the countertops is extremely important…
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Ceramic and Porcelain Tile
Free Tile and Stone Installation Guidelines
installation
Installation Guidelines
Showers
Slope Percent
Standards
Wet Areas
How thick should the Mortar Bed for a Shower Pan Floor in a Shower?
ANSWER - First of all, the way you construct a shower pan is to first apply a pre-sloped mortar bed to establish a slope to the drain of 1/4" per foot. You can float over…
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Backer Board
Ceramic and Porcelain Tile
cracks
Expert Answers
Exterior
failures
installation
Plywood Substrate
Standards
Why is by Exterior Covered Deck Tile Backer Board Installation Causing Tile to Crack?
ANSWER - Normally when you get cracking over a suspended floor following the joints of the tile backer board that the tile was bonded to, it is due to a combination of excessive deflection in…
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Ceramic and Porcelain Tile
Debonding Tile
Expert Answers
failures
Grout
Installation Guidelines
Showers
Standards
Waterproofing
Workmanship
How do we determine what caused our Tile Shower to Fail?
ANSWER - You are asking a lot that can't be answered without performing a forensic inspection to determine what is causing the failures. I can make some general statements that may or may not apply…
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Ceramic and Porcelain Tile
Expert Answers
installation
Installation Guidelines
Showers
Standards
Steam Showers
Waterproofing
Is it a problem if Schluter Ditra is installed on the walls of a Steam Shower?
ANSWER - Based on the Schluter literature, although they only show floor applications, they don't say it is only for floors. The Ditra is waterproof if installed correctly for waterproofing. It does have a key…
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