This video analyzes the test results of the reduced pressure principle backflow prevention device assembly First Check Valve. It reviews the no-flow validations test and the backpressure assessment procedure.
If you watched this and didn’t understand, don’t panic it usually takes some time to do, I watched a while ago and I was So lost , then i bumped in to some issues and look for it again now with more experience , and I can tell you is a great source of knowledge !! Also I’m happy that i finally understood the whole thing 😂
