"Plumbing" means and includes all of the following supplied facilities and equipment: water pipes, garbage disposal units, waste pipes, water closets, sinks, installed dishwashers, lavatories, bathtubs, shower baths, installed clothes-washing machines, catch basins, drains, vents and any other similar supplied fixtures, together with all connections to water and sewer lines. (Ord. 1971-43. Passed 7-26-71.)