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Old 11-29-2017, 09:35 AM   #14
Kman
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Join Date: Nov 2006
Location: NW Arkansas, Ozark Mountains
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Assuming your joists are not overspanned, you would want to add a tile membrane to the SLC layer, such as Ditra or Stratamat, then your tile.

You can't put a cement board over SLC. Typically you would put down cement board first, then SLC.
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