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IAPMO PS 59-12
- Wastewater Diverter Valves and Diversion Systems
- standard by International Association of Plumbing and Mechanical Officials, 2012
- Publisher: IAPMO
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This standard covers wastewater diverter valves and diversion systems and specifies requirements for materials, physical characteristics, performance testing, and markings. Diversion systems covered by this Standard can include irrigation systems.