Laundry Drain top and main floor tied in together?

Discussion in 'Plumbing Forum, Professional & DIY Advice' started by yngwie_69, Feb 24, 2012.

  1. yngwie_69

    yngwie_69 New Member

    Messages:
    61
    Location:
    Prince Rupert, BC
    laundry.jpg


    Please tell me i can do this
  2. cacher_chick

    cacher_chick Test, Don't Guess!

    Messages:
    3,284
    Location:
    Land of Cheese
    Not if you intend to adhere to any legitimate plumbing code.

    The lower trap would be required to have a dry vent.
  3. hj

    hj Moderator & Master Plumber Staff Member

    Messages:
    27,301
    Location:
    Cave Creek, Arizona
    Only if you live in Philadelphia and have an engineer certify it.
  4. yngwie_69

    yngwie_69 New Member

    Messages:
    61
    Location:
    Prince Rupert, BC
    So is this the proper way?

    laundry.jpg

    dont mind the sloppy drawing
  5. hj

    hj Moderator & Master Plumber Staff Member

    Messages:
    27,301
    Location:
    Cave Creek, Arizona
    yes it is. (I need to flesh the answer out because it will not post just the word "yes").
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