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Tadelakt: Shower Substrate Preparation

Video guide for preparing a shower substrate for the Earthaus Tadelakt Finish system.

This video guide walks through preparing a shower substrate for Tadelakt before any plaster is applied.

Watch the Video

Watch the video guide for Tadelakt shower substrate preparation:

What This Stage Covers

Per the Earthaus Tadelakt Installation Guide, shower substrate preparation includes:

  1. Framing that meets ANSI 108.11.

  2. Rigid 1/2" backerboard (e.g., HardieBacker, Durock, Wedi).

  3. Waterproofing per ANSI 118.10.

  4. A thinset key coat — a 1/8" layer applied with a V-notch trowel.

For the complete written instructions, see the Tadelakt Installation Guide article.

Questions? Email [email protected] or text 1-800-917-2414.

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