ASSE 1047-2005
Performance Requirements for Reduced Pressure Detector Fire Protection Backflow Prevention Assemblies

Standard No.

ASSE 1047-2005

Release Date

2005

Published By

American Association

Status

Be replaced

Replace By

ASSE 1047-2009

Latest

ASSE 1047-2021

Scope

This standard provides dimensional and minimum performance requirements for anti-siphon fill valves (ballcocks) for gravity water closet flush tanks including protection of the potable water supply against back siphonage of water from the flush tank.

ASSE 1047-2005 history

• 1970 ASSE 1047-2021
• 2009 ASSE 1047-2009 Performance Requirements for Reduced Pressure Detector Fire Protection Backflow Prevention Assemblies
• 2005 ASSE 1047-2005 Performance Requirements for Reduced Pressure Detector Fire Protection Backflow Prevention Assemblies
• 1999 ASSE 1047-1999 Performance Requirements for Reduced Pressure Detector Fire Protection Backflow Prevention Assemblies