EXCERPT Field Testing Backflow Preventers Instructional Video
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=dGq49q2oUQU
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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