// CODE SNIPPET
Section P-804 Cross Connections
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On existing water supply systems where it is impractical to provide the required minimum air gap, a swing-joint swivel device or a 4-way, 4-port valve of a design such that the distribution piping is fed by either water supply individually, but not simultaneously, shall be considered by the Department and the Department of Public Health for approval.
Cross connection control devices shall be installed, tested and maintained by persons certified in accordance with the requirements of the City of Philadelphia.
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Cross connection control devices shall be installed, tested and maintained by persons certified in accordance with the requirements of the City ...
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