Baptisteries, ornamental and lily ponds, aquaria, ornamental fountain basins, and similar fixtures and specialties requiring water, waste connections, or both shall be submitted for approval to the Authority Having Jurisdiction prior to installation.
Restaurant kitchen and other special use sinks shall be permitted to be made of approved-type bonderize and galvanized sheet steel of not less than No. 16 U.S. gauge (0.0635 inches) (1.6 mm). Sheet-metal plumbing fixtures shall be adequately designed, constructed, and braced in an approved manner to accomplish their intended purpose.
Special use fixtures shall be made of one of the following:
- Chemical stoneware
- Copper-based alloy
- Nickel-based alloy
- Corrosion-resistant steel
- Other materials suited for the intended use of the fixture
Zinc alloy components shall comply with applicable nationally recognized standards and shall be used in accordance with their listing.