CaptB
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Here in NC, we use the IPC with NC amendments. According to our code, in a combination waste and vent system,
"A vent shall be provided at the upstream end of each branch, washed over or under by the last fixture on the branch. ..."
What exactly do they mean by washing over or under?
"A vent shall be provided at the upstream end of each branch, washed over or under by the last fixture on the branch. ..."
What exactly do they mean by washing over or under?