anti-siphon valve

  1. JoeyDYI80

    Sprinkler Anti Siphon valve is leaking from cap

    Tonight after I manually turned on one of my sprinkler zones for few minutes and after it was done I noticed that water was continuously leaking from the underneath the cap of the anti siphon valve. I thought it would stop after a few minutes, but it did not. When I tried to turn on the...
  2. Todd F

    Need to Understand Anti-Siphon vs AVB

    Dear Forum, I'm trying to understand if the "Anti-Siphon" function built into hose bibs today is effectively just an "Atmospheric Vacuum Breaker"? Thanks so much, ...Todd
  3. Todd F

    Is it against code to connect a timer to a hose bib?

    I have connected 1 orbit 4 Zone Timer to my hose bib so that the timer is of course downstream. Plumbing code states as follows... "A shutoff valve should never be placed downstream of any AVB, as this would result in continuous pressure on the AVB" I have also come to learn that hose bibs...
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