Household plumbing comprises the process of pipes, fixtures

https://northshore.instructure.com/eportfolios/20330/home/why-you-should-avoid-fixing-blocked-drains-and-hire-a-plumber-instead

Household plumbing involves the formula of pipes, furnishings, and fittings mounted for water distribution and waste elimination in residential homes. Proper maintenance ensures environment friendly operation and forestalls pricey maintenance.