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sump pump

  1. A

    Does the Uniform Plumbing Code no longer detail how to route plumbing from an elevator pit via a sump pump?

    It's been a while since I've read through the Uniform Plumbing Code and I recall, in an earlier edition, that plumbing needed to be routed from an elevator pit sump pump to an indirect waste connection via an air gap to prevent backflow. However, in the 2018 edition, I no longer see any...
  2. A

    Sizing elevator sump pump pipes

    Hello all, I've been reading the IPC commentary to get a better understanding on how to size sanitary pipes connected to an elevator sump pump, however there does not seem to be a firm consensus on how much gpm a pipe can handle at low head. I have two separate elevator shafts, one with only...
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