Plumbers are required to perform works on various pipe systems including sewage, water, gas, and wastewater. These systems can be found in private homes, public buildings, industries, schools, among other facilities. These professionals also install sinks, toilets, bathtubs, showers, and other type of appliances. Professionals working on this field specialized as pipelayers, pipefitters, sprinklerfitters, and steamfitters.

Plumbers usually perform many of the following tasks:
•   Reading blueprints.
• Planning out the work to be done.
• Using specialized tools.
• Installing water systems.
• Repairing pipe systems.

• Having problem-solving skills.
• Being able to work alone.
• Having knowledge about needed tools for these duties.
• Being able to follow blueprints.
• Having good communication skills.
• Being physically fit.
• Having knowledge about local plumbing codes.
• Being self-motivated.
• Having high attention to details.
• Being organized.

Plumber jobs demand candidates having academic qualifications from technical schools or community colleges related to this field. There are apprenticeships schemes established by companies, unions, or contractors that offer suitable knowledge and skills for people who want to work in these posts. These programs last four or five years and include hands-on training while working under the supervision of an experienced plumber. Candidates for these schemes also must complete 144 hours in classroom in order to learn various tasks and skills. Subjects included in these programs are regional codes, specific regulations, math, physics, chemistry, how to read blueprints, among other topics.