NONPOTABLE RAINWATER COLLECTION AND DISTRIBUTION SYSTEMS
Philadelphia Code Subcode P, § 1303
in effectSECTION 1303 NONPOTABLE RAINWATER COLLECTION AND DISTRIBUTION SYSTEMS
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P-1303.13 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 rainwater distribution or water supply system piping to 80 psi (552 kPa) static or less. Pressure-reducing valves shall be specified and installed in accordance with Section 604.8.
P-1303.14 Distribution or water supply pipe. Distribution piping or water supply piping utilized in rainwater collection and conveyance systems shall comply with Sections P-1303.14.1 through P-1303.14.3.
P-1303.14.1 Materials, joints and connections. Distribution piping or water supply piping shall conform to the standards and requirements specified in Section 605 for nonpotable water.
P-1303.14.2 Design. Distribution piping or water supply piping systems shall be designed and sized in accordance with Section 604 for the intended application.
P-1303.14.3 Marking. Nonpotable rainwater distribution piping or water supply piping labeling and marking shall comply with Section 608.9.
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Source: City of Philadelphia, The Philadelphia Code and Home Rule Charter (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/philadelphia/latest/philadelphia_pa/0-0-0-312357Fetched: 10/27/2026
