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Alliance for PE Pipe


ANSI

American National Standards Institute


ASCE

American Society of Civil Engineers


ASTM

American Society for Testing and Materials


APWA

American Public Works Association


AWWA

American Water Works Association


NASSCO

National Association of Sewer Service Companies


NASTT

North American Society for Trenchless Technology


SPE

Society of Plastics Engineers


WEF

Water Environment Federation


PPI

The Plastics Pipe Institute Inc.


NSF

NSF International


Fusion Equipment

McElroy Manufacturing