Plumbing equipment includes devices often hidden behind walls or in utility spaces which are not seen by the general public.
New tools have been developed to help plumbers fix problems more efficiently.
For example, plumbers use video cameras for inspections of hidden leaks or problems, they use hydro jets, and high pressure hydraulic pumps connected to steel cables for trench-less sewer line replacement.Źródło: https://en.wikipedia.org/wiki/Plumbing#Equipment_and_tools
Frequently performed hydraulic services for apartments are repairing a leaky faucet or washing machines, which ceased to spin the laundry.Similar repairs are done at home.
This is because the state of the responsibility of owners of housing blocks and homes can have installations mounted a dozen years earlier.
Similar situation may occur also in the case of hospitals.
Drum augers A drum auger is a motorized auger with modular blades designed for various gauges of pipe.
A drum auger is powerful enough to cut through tree roots.Used unskillfully, they can also damage plastic pipework and even copper tubing. Roto-Rooter Main article: Roto-Rooter The Roto-Rooter is an electric auger invented in 1933 by Samuel Blanc, an American. His wife called the invention a Roto-Rooter, because the cable and blades rotated as they cut through tree roots inside sewer pipe.Competing companies made imitations after the Blanc's patent expired in 1953, but the machine is manufactured by and for a United States company called the Roto-Rooter Plumbing & Drain Service.Źródło: https://en.wikipedia.org/wiki/Plumber%27s_snakeŹródło: https://en.wikipedia.org/wiki/Plumber%27s_snake.