Backflow principle

Backflow principle, Total:10 items.

The international standard classification for "Backflow principle" includes: .

The Chinese standard classification for "Backflow principle" includes: .

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American Industrial Hygiene Association （AIHA)

• ASSE 1013-2011 Performance Requirements for Reduced Pressure Principle Backflow Preventers and Reduced Pressure Principle Fire Protection Backflow Preventers
• ASSE 5000-5013-1998 ASSE 1013 Reduced Pressure Principle Backflow Preventers (RP) & Reduced Pressure Fire Protection Backflow Preventers (RFP)
• ASSE 1013-1999 Performance Requirements for Reduced Pressure Principle Backflow Preventers and Reduced Pressure Fire Protection Principle Backflow Preventers Errata November 13, 2002

American Water Works Association (AWWA)

• ANSI/AWWA C511-2017(2021) Reduced-Pressure Principle Backflow Prevention Assembly

American National Standards Institute （ANSI)

• ANSI/AWWA C511-2017 Reduced-Pressure Principle Backflow Prevention Assembly
• ANSI/ASSE 1013-2011 Performance Requirements for Reduced Pressure Principle Backflow Preventers and Reduced Pressure Principle Fire Protection Backflow Preventers
• ANSI/ASSE 1013-2021 Performance Requirements for Reduced Pressure Principle Backflow Prevention Assemblies
• ANSI/AWWA C511-2007 Reduced Pressure Principle Backflow Prevention Assembly

JP-JWWA

• JWWA B134-2013 Reduced pressure principle backflow preventers for water supply

SCC

• CAN/CSA-B64.4-1994 Backflow Preventers, Reduced Pressure Principle Type (RP)

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