Question about sink drain

Discussion in 'Plumbing Code Questions' started by John in herndon, Aug 10, 2013.

  1. John in herndon

    John in herndon New Member

    Messages:
    25
    Location:
    VA
    I know that plumbers putty is normally used to set the drain basket in place. My question is why is RTV (Silicone) not used in this application?

    Thanks
  2. Terry

    Terry Administrator Staff Member

    Messages:
    14,889
    Location:
    Bothell, Washington
    It can be.
    On stone or marble sinks it's often used.
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