Reply To: extending p-trap Home › Forums › Public Forums › General Plumbing › extending p-trap › Reply To: extending p-trap 2 Feb 2003 at 11:17 pm #293900 Retired plbg1Participant Acording to code you can only have 1 slip joint connection on sewer side of the trap, that slip joint con. is aganst the code, but do what you think is your way.
