Tag Archives: Mortar

ANSI Specifications – Large Format Tile Mortar

ANSI A118.15 – Improved Modified Dry-Set Cement Mortar.

While the ANSI A118.4 Dry-Set Cement Mortar specifications have served as the standard for residential tile installation for several years, many past complaint mortar have improved their capabilities beyond that ANSI standard. ANSI So, a new ANSI specification had to be established to distinguish standard performing mortars from high performing mortars. Thus, in 2013, came the birth of the new standard known as “Improved Modified Dry-Set Cement Mortar – ANSI A118.15 .” This new standard provides another level of classification for thin set mortars.

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