SECTION P-1302 ON-SITE NONPOTABLE WATER REUSE SYSTEMS
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P-1302.10 Water pressure-reducing valve or regulator. Where the water pressure supplied by the pumping system exceeds 80 psi (552 kPa) static, a pressure-reducing valve shall be installed to reduce the pressure in the nonpotable water distribution system piping or water supply piping to 80 psi (552 kPa) static or less. Pressure- reducing valves shall be specified and installed in accordance with Section 604.8.
P-1302.11 Distribution or water supply pipe. Distribution or water supply piping utilized in on-site nonpotable water reuse systems shall comply with Sections 1302.11.1 through 1302.11.3.
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P-1302.11.3 Marking. On-site nonpotable water distribution or water supply piping labeling and marking shall comply with Section 608.9.
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