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This standard will cover the testing of materials destined to be used under various conditions for the transport, treatment and storage of water intended for human consumption.

Note: As requested by the responsible SDO, this NOI being reissued as the standard was in the initial stages of development for more than 12 months. An additional comment period of May 7 to May 29, 2024 (originally published...

This Standard covers press connections made with: (a) copper or copper alloy fittings and Type K, L, and M copper tube; (b) carbon steel fittings and Schedule 10 and 40 carbon steel pipe; (c) stainless steel fittings and...

This Standard covers Airgap units intended for water conditioning equipment installation and specifies requirements for materials, physical characteristics, performance testing, and markings. Airgap units with standard inlet...

This Standard specifies requirements for the durability and safety of vertically installed, falling-film drain water heat recovery (DWHR) units This Standard applies to DWHR units of any diameter and length and configuration...

Note: The scope for this NOI (originally published May 18, 2021) was updated by the responsible SDO on June 8, 2021. This standard covers wastewater diverter valves and diversion systems and specifies requirements for...

This standard specifies the process for developing a lifecycle assessment-based product claim for Mechanical, Electrical, and Plumbing assemblies. This standard applies to product assemblies in which multiple raw materials...

This Standard covers shower/steam panels, enclosures for showers and tub/shower combinations, bathtubs and tub/shower combinations with glass pressure‐sealed doors, and floor‐mounted showers intended for new and retrofit...

This standard establishes minimum health effects requirements for the chemicals, the chemical contaminants, and the impurities that are directly added to drinking water from drinking water treatment chemicals. This standard...

Note: This NOI was withdrawn by the responsible SDO on January 11, 2022. This Standard specifies a test method to determine roof drain systems performance by measuring flow rates based on the water head and the piping...

This proposed standard aims to specify minimum requirements for the implementation of machine learning (ML) and generative artificial intelligence (GAI) systems within the internal systems of libraries, archives, and research...

This Standard specifies requirements for materials, manufacture, physical characteristics, performance testing, and markings for (a) prefabricated, tileable shower receptors; and (b) tileable and pre‐tiled shower kits...