GB/T 44574-2024
ActivePlastic check valves for anti-pollution for discharge piping systems inside buildings
建筑排水管道系统防污染用塑料止回阀
Application Summary AI generated
This standard specifies the technical requirements, test methods, and inspection rules for plastic check valves designed to prevent backflow and contamination in building drainage piping systems. It applies to valves used in residential, commercial, and public building internal drainage networks to ensure wastewater does not reverse flow into clean fixtures. The standard is relevant for manufacturers, quality inspectors, and construction engineers involved in plumbing system design and installation.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.