2024-25_NTCA_Reference_Manual_dig_dwnld

Stone in Wet Areas

Stone installed in wet areas may experience discoloration. In some cases, the cause, prevention or correction of the discoloration is un known.

Refer to installation recommendations and documentation from the manufacturer on intended use.

Successful installations have been achieved by contractors using 6-sided sealing and epoxy grout.

Use products that limit water intrusion.

Contact manufacturer for product recommendations.

See photo examples of stone discoloration in a wet area.

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NTCA Reference Manual | 2024 / 2025

Chapter 6 | Natural Stone Installations