Plumbing can be a good trade to learn, especially if you become independent , then operate your own plumbing business.
Plumbing plugs are used for leaking pipes and while the pipe needs to be repaired. A plumbing plug will make the job much faster and easy.
There are companies that solely do residential plumbing. They are most likely independent companies that are easy to locate. Residential and business plumbing greatly differ, so there are companies that are not prepared to try their hand at business plumbing.
It is not a good idea to do your own plumbing improvement projects. Dealing with pipes can lead disastrous for you and your household if dealt incorrectly.
Plumbing snakes are relatively common and easy to find at your local hardware store. In fact, even grocery stores have plumbing supplies for the Do-It-Yourself Plumber. Typically, simple plumbing snakes are around ten dollars.
Certainly hope not as each state / city /town has their own codes
not for your own property.
The only plumbing work that you are allowed to perform without a license is for your own property.
Dell - Easy to buy, Easy to own. :)
The Arnold Clark I deal with is pretty easy, he fixes the plumbing and I pay him.
They provide easy access to heating and plumbing.
Planned cities and had their own Plumbing and sewage systems