Are you up-to-date on COF?
CTDA's Tiledealer Blog
SEPTEMBER 11, 2013
Perhaps that’s because many manufacturers continued to report COF numbers from the older method (specifically, SCOF values from the ASTM International C1028 test method) along with newly required COF numbers prescribed by the ANSI A137.1-2012 You didn’t know the standard for tile and COF had changed? of the A137.1 per the C1028 test method?
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