20:54:26:04Procedure for sizing water conditioning and treatment equipment for domestic or commercial application.

All pipe and fittings used for installation of water conditioning and treatment equipment for domestic and commercial applications must conform to section 604.0 of the Uniform Plumbing Code, 2024 edition. Water conditioning and treatment equipment must be provided with full flow control or bypass valves.

Source: SL 1975, ch 16, § 1; 12 SDR 91, effective December 2, 1985; 12 SDR 151, 12 SDR 155, effective July 1, 1986; 14 SDR 29, effective September 3, 1987; 23 SDR 83, effective November 28, 1996; 29 SDR 52, effective October 20, 2002; 30 SDR 99, effective December 22, 2003; 38 SDR 40, effective September 20, 2011; 43 SDR 31, effective September 12, 2016; 52 SDR 42, effective October 28, 2025.