EXCERPT - Field Testing Backflow Preventers, Instructional Video

The excerpt above presents the field testing procedure for a double check valve assembly according to the Manual of Cross-Connection Control, Tenth Edition.  

The Field Testing Backflow Preventers, Instructional Video includes field test and troubleshooting scenarios for the double check valve assembly, reduced pressure principle assembly, pressure vacuum breaker assembly and spill-resistant vacuum breaker assembly. The instructional video includes over two and a half hours of live action and computer animation sequences.

Please visit the USC Foundation's website to purchase the Field Testing Backflow Preventers, Instructional Video DVD. http://fccchr.usc.edu

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