Copper size for a new restroom/shower/toilet and sink

Discussion in 'Shower & Bathtub Forum & Blog' started by lupe, Dec 17, 2006.

  1. lupe

    lupe New Member

    Dec 17, 2006
    Computer tech
    Phoenix, arizona
    What should be the copper size for an addtion to a house ?

    Its a restroom the includes a shower/toilet and sink.

    Thanks in advance.

  2. Randyj

    Randyj Master Plumber

    Nov 25, 2006
    Ideally you would have 3/4" water supply with branches to each fixture using 1/2".
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  4. markts30

    markts30 Commercial Plumber

    Sep 25, 2006
    Commercial Plumber
    Phoenix, AZ
    3/4 would be sufficient (as stated) if the shower is a standard single head unit....
    Custom units tendt o need larger lines....
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