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IAPMO TS 11-2011ae1
Non-Metallic Fixtures
This standard covers non-metallic fixtures such as shower receptors, shower stalls, lavatories, sinks, bathtubs, and step tub/shower combination waste holding tanks intended for use in manufactured housing and recreational vehicles (e.g., trailers) and specifies requirements for materials, physical characteristics, performance tests, and markings and identification.
International Association of Plumbing and Mechanical Officials [iapmo]
