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Home » USC Foundation for Cross Connection Control and Hydraulic Research

USC link for Approved Backflow Prevention Devices

Click on the Above Graphic to visit the USC Cross Connection Control and Hydraulic Research page

Conbraco Repair videos

Febco 850/860 Repair Video

Watts 909, 009, 990, 992

Wilkins 375AST Repair Video

Backflow Preventers are Designed to be REPAIRED, Not Replaced.