cementitious interior finish coatings for inground swimming pools or other cementitious water-containment vessels.

This standard applies to pool builders, manufacturers, plastering companies, pool service companies, testing laboratories, certifying bodies, pool designers, public health and building code officials, local municipalities, and pool and spa operators, as well as consumers who use this type of pool.

The ANSI public review period for the PHTA-12 standard was published in the ANSI Standards Action on October 18, 2024. Public review comments are due by December 2, 2024. Visit https://www.phta.org/standards-andcodes/ phta-standards/submit-publicreview- comment/#phta12.