Plumbing work requires permits and 2 inspections. Learn the timeline and common code issues.
Inspector checks water lines, drain slopes, vent stacks, and pressure test.
Inspector verifies all connections, water flow, and drainage.
Permit closed, work is permitted and insured.
Drains must slope 1/4" per foot. Poor slope causes clogs.
Drains must be vented to allow air circulation. Missing vents cause siphoning.
Lines must be sized correctly for flow demand.
Traps must maintain water seal to prevent sewer gases.
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