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FAQs

FAQs

  1. What is backflow?
  2. What causes backflow?
  3. What is backsiphonage?
  4. What is backpressure?
  5. How can backflow be prevented?
  6. What is a backflow assembly?
  7. How is an assembly approved?
  8. Who is required to have a backflow prevention assembly?
  1. How do I know if I need a backflow prevention assembly?
  2. Is there a general compliance schedule and process?
  3. Who can install a backflow prevention assembly?
  4. Where should a backflow prevention assembly be located?
  5. Who is responsible for testing and maintaining the backflow assembly?
  6. I have multiple testing dates for the backflows at my property. Can I consolidate the dates?
  7. I have an irrigation or fire sprinkler backflow assembly I no longer use. Can I remove it?
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  1. Backflow Prevention
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  1. Flagstaff City Hall
    211 W Aspen Avenue
    Flagstaff, AZ 86001
    Phone: 928-213-2000
    Email Us

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  1. Does Flagstaff City Hall rent meeting rooms?
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