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Thread: AAV code

  1. #1
    Dylan Shoop's Avatar
    Dylan Shoop Guest

    Default AAV code

    The plumber on a new construction told me that there was no height requirement for the AAV on the kitchen island. Just accessibility. I believe its 4 in. above the fixture drain and/or 4 in. above the horizontal branch drain. Right or wrong?

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  2. #2
    Michael Garrity's Avatar
    Michael Garrity Guest

    Default Re: AAV code

    You are right


  3. #3
    Join Date
    Mar 2007
    Location
    Ormond Beach, Florida
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    26,243

    Default Re: AAV code

    Quote Originally Posted by Dylan Shoop View Post
    The plumber on a new construction told me that there was no height requirement for the AAV on the kitchen island. Just accessibility. I believe its 4 in. above the fixture drain and/or 4 in. above the horizontal branch drain. Right or wrong?
    4" above the weir of the trap.

    Jerry Peck, Construction / Litigation Consultant
    Construction Litigation Consultants, LLC ( www.ConstructionLitigationConsultants.com )
    www.AskCodeMan.com

  4. #4
    Richard Moore's Avatar
    Richard Moore Guest

    Default Re: AAV code

    Just to clarify...it's a minimum of 4". More is OK.


  5. #5
    Join Date
    Mar 2007
    Location
    Ormond Beach, Florida
    Posts
    26,243

    Default Re: AAV code

    Quote Originally Posted by Richard Moore View Post
    Just to clarify...it's a minimum of 4". More is OK.
    Correct.

    Jerry Peck, Construction / Litigation Consultant
    Construction Litigation Consultants, LLC ( www.ConstructionLitigationConsultants.com )
    www.AskCodeMan.com

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