ASTM F-1970: Standard specification for special engineered fittings, appurtenances or valves for use in poly vinyl chloride (PVC) or chlorinated poly vinyl chloride (CPVC) systems.
NSF/ANSI standard 61, Annex G: Drinking water system components weighted average lead content of less than or equal to 0.25% and is in compliance with Californias health and safety code section 116875 (commonly known as AB1953) NSF/ANSI Standard 14: Plastics piping system components and related materials, includes ANSI standard 61, Annex G.