TCNA Blog

What is Caliber Range?

Caliber range is defined in ANSI A137.1 Specification for Ceramic Tile as, “an acceptable size range for tiles to be used in the same installation.” In other words, this is what determines how much size variation can exist between tiles on the same job. This is important as it relates to whether or not the layout of an installation looks good with even joints throughout.

Is Drywall a Suitable “Solid Backing” for Methods B421 and B422?

B421 and B422 are shower methods in the TCNA Handbook in which a waterproof membrane is applied over an unspecified solid backing. The membrane must cover the solid backing under the entire area to be tiled. We are often asked if drywall is a suitable backing for these shower methods.

Advisory Council Formed as Coverings Prepares for Atlanta 2013

(ALEXANDRIA, VA—JULY, 2012)—Headed to Atlanta, Georgia for the first time in its more than two-decade history, Coverings is turning to hometown industry experts with creation of an honorary Attendee Advisory Council to help ensure its entrée there in 2013 is an unmatched success. The hand-selected council of nine represents the various constituencies of the tile and stone world—architects, designers, distributors, fabricator, retailers and contractors plus the press. All are veterans of the super show and are committed to serving up invaluable insight and guidance on how Coverings can take a big bite out of ‘The Big Peach’ leading up to and when it convenes April 29-May 2, 2013, at the Georgia World Congress Center.

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