Kitchen Sink Plumbing Diagram - Kitchen Sink Plumbing Diagram Hmdcrtn - The plumbing code requires one on if you're joining a washing machine and kitchen sink on the same drain , you may be able to vent them both with a single vent if they are close enough together.

Kitchen Sink Plumbing Diagram - Kitchen Sink Plumbing Diagram Hmdcrtn - The plumbing code requires one on if you're joining a washi...