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IAPMO PS 069-2019
Bathwaste and Overflow Assemblies with Tub Filler Spout
IAPMO PS 69-2019 covers standard types of bathwaste and overflow assemblies such as rigid, swivelball, flexible-neck and also bathwaste and overflow assemblies with tub filler spouts which are installed on bathing vessels and specifies requirements for materials, physical characteristics, performance testing, and markings.
International Association of Plumbing and Mechanical Officials [iapmo]
