ASA American Supply
Association
CDA Copper
Development Association
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ANSI American
National Standards Institute
ARI Air-Conditioning
and Refrigeration Institute
ASME American
Society of Mechanical Engineers
ASSE The
American Society of Safety Engineers
ASTM ASTM International
IAPMO International
Association of Plumbing & Mechanical Officials
MSS The
Manufacturers Standardization Society of the Valve and Fitting Industry
NFPA National
Fire Protection Association
NSF The Public
Health and Safety Company
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