What Is A Backflow Prevention Assembly?

A backflow prevention assembly is a means or mechanism to prevent backflow.  The basic means for preventing backflow is an air gap, which either eliminates a cross-connection or provides a barrier from backflow.  The basic mechanism for preventing backflow is a mechanical backflow preventer, which provides a physical barrier to backflow.  The principal types of backflow preventers are the reduced-pressure principle assembly, the pressure vacuum breaker assembly, and the double check valve assembly.

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1. Why Do Backflow Prevention Assemblies Need to Be Tested?
2. How Often Does the Backflow Prevention Assembly Need to Be Tested?
3. What Is A Cross-Connection?
4. What Is A Backflow Prevention Assembly?
5. What Is Back-Siphonage?
6. What Is Backflow?
7. What Is Backpressure Backflow?
8. Why Do Cities Need A Cross-Connection And Backflow Testing Program?
9. Does A Lawn Irrigation System Require A Backflow Prevention Assembly?
10. When Requesting A Test For My Backflow Prevention Assembly, How Much Should I Expect To Pay For This Service?
11. Where Do I Send A Copy Of My Backflow Testing Report Or Verify That Testing Of My Backflow Prevention Assembly Has/Has Not Been Completed?
12. Can I Perform Backflow Prevention Tasks On My Own?