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List of approved backflow prevention assemblies

Publication Year

2026

Document Status

Current

Abstract

Backflow prevention assemblies that have successfully completed the laboratory and field evaluation phases of the Foundation for Cross-connect Control and Hydraulic Research’s approval program.

Document History

February 2026 edition. Supersedes the August 2025 edition.

Publisher Information

University of Southern California

A private research university in Los Angeles, California, founded in 1880.