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IAPMO IGC 119-2019
Water treatment equipment drain connectors
This IGC covers water treatment equipment drain connectors, which are comprised of areducer assembly, and air gap reducer assembly or a reducer wye. The reducer assemblyand the air gap reducer assembly is designed to attached to the plumbing drainagesyste
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International Association of Plumbing and Mechanical Officials [iapmo]
International Association of Plumbing and Mechanical Officials [iapmo]