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Can you show an illustration of how back flow occurs?

 
backflow diagram
Here is an example of how backflow can occur.

The supply line to the pressurized boiler at the fertilizer plant was leaking,
which allowed chemicals in the boiler to backflow into the water main
supplying the fast food restaurant next door.

A backflow prevention assembly would have prevented this type of contamination from occurring.


Back to Backflow Index
Last Updated : 02/08/2007
 

Backflow Prevention FAQ's

 
  1. Can you show an illustration of how back flow occurs?
  2. Why is Backflow Prevention so important?
  3. What causes Backflow?
  4. What is Backsiphonage?
  5. What is Backpressure?
  6. How can Backflow be prevented?
  7. What is a Backflow Prevention Assembly?
  8. How is an assembly approved?
  9. How do I know if I need a backflow prevention assembly?
  10. Is there a general compliance schedule and process?
  11. Who can install a backflow prevention assembly?
  12. Where should a backflow prevention assembly be located?
  13. Who owns and is responsible for testing and maintenance of the backflow prevention assembly?
  14. How do I find an Approved Certified Backflow Technician?
  15. How often do I need to have my backflow prevention assembly tested?
  16. Who is responsible for obtaining all required permits?
Last Updated : 02/08/2007