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  1. G

    minimum waste pipe slope

    Bob NH, Thankyou for your reply. All fittings for venting and lav tie in will be in the run so we are planning on a minimum closet 90 and head for the sewer. All the properties on this street are having problems tieing into the sewer because of the sewer entry elevations. The...
  2. G

    minimum waste pipe slope

    Need to place a hole in a concrete wall to be poured for a waste pipe serving a toilet in a commercial building. Trying to determine the elevation of the waste pipe when it will exit the building. The run to the sewer connection is long and the sewer connection elevation is shallow. We are...
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