NH Journeyman Plumber Practice Questions - New Hampshire Journeyman Plumber License Exam

Under the IPC 2018 adopted by New Hampshire, what is the minimum slope required for a 4-inch horizontal drainage pipe?

1/16 inch per foot 1/8 inch per foot 1/4 inch per foot 1/2 inch per foot

Correct Answer:

1/8 inch per foot

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