What Does a Plumber Do?

Local Law 152 Plumbers repair and install pipes that carry water and gas to and remove waste from homes and businesses. They also work with fixtures like bathtubs, sinks, and toilets, as well as appliances such as dishwashers and washing machines.Plumber

Most plumbers learn their trade through apprenticeship programs that combine educational hours at a vocational school with on-the-job training. They use math, physics, and technology to understand how systems like water supply and sanitation work.

Plumbers install plumbing systems, fixtures, and appliances like bathtubs, showers, sinks, dishwashers, and toilets in homes and commercial buildings. They may also do repairs on existing pipes and sewage systems. Their work can range from fixing a clogged toilet to replacing all the pipes in an old building. Plumbers usually work alone or with other tradespeople, but they can also collaborate with architects and engineers on larger construction projects.

Plumbers who specialize in green technology use environmentally friendly materials and practices when they make repairs or installations. They often focus on reducing water consumption and improving energy efficiency, but they can also provide guidance to clients on how to reduce their environmental footprints at home.

In addition to installing plumbing fixtures and appliances, plumbers can also repair or replace backflow preventer valves, water heaters, and other mechanical components. They are also capable of handling backflow testing and certifying that new water supplies meet local codes.

Many people who are interested in becoming plumbers begin their careers by participating in an apprenticeship program. These programs typically last four to five years and include both classroom learning and on-the-job training. After completing the program, apprentices are eligible to take an exam and receive their journeyman plumbing license.

As a plumber, you must be comfortable working with a variety of tools and materials. You must also be able to think critically when troubleshooting problems and making decisions on the spot. Plumbing work can be physically demanding, as you may have to bend over or crawl into tight spaces to access pipes and other equipment.

Plumbers frequently collaborate with other construction professionals, including carpenters, electricians, and HVAC technicians, on large projects. They are also responsible for interpreting blueprints and plans and ensuring that plumbing systems are installed according to specifications. They must be able to communicate effectively with clients and other stakeholders to gather information about their needs and explain technical issues in simple terms. Plumbers must also be able to accurately estimate project costs and complete paperwork related to plumbing projects. They may also be required to obtain permits and inspections for plumbing work.


A plumbing system is complex and needs regular maintenance to keep it functioning well. Plumbers can help you maintain your plumbing systems by inspecting them for any issues, making repairs, and performing regular services. Regular maintenance services can prevent major problems and extend the life of your plumbing systems.

Plumbers need to have several skills to perform their job duties. They need to be able to read blueprints and understand how to install piping and fixtures correctly. They also need to have excellent problem-solving abilities so that they can identify and fix issues quickly. Other important skills include being able to communicate with customers and explain the cost of repairs.

Some plumbers specialize in certain areas of plumbing. For example, some may only work on residential plumbing systems, while others may focus on commercial or industrial projects. Some may even specialize in septic or sewer systems. Plumbers that work on sewage systems are responsible for ensuring that the system is connected properly to city water and waste lines. They must also be familiar with codes and regulations regarding septic systems.

Many people don’t realize how much a professional plumber does for them until there is a problem with their plumbing system. Plumbing problems can occur at any time and can be extremely disruptive to daily life. These problems can range from dripping pipes to flooding basements. When these problems occur, it is vital to call a plumber as soon as possible to minimize damage and avoid costly repairs in the future.

One of the most common tasks that plumbers do is repair clogged drains and toilets. They use high-powered water jets to clear out blockages and make sure that the pipe is clean and free of debris. Plumbers also have the equipment to handle bigger jobs, such as replacing whole sections of piping.

In addition to repairing and maintaining plumbing systems, plumbers often install plumbing fixtures such as sinks, bathtub units, toilets, dishwashers, and water heaters. They may also install fire sprinkler systems in offices, schools, and other large buildings. Some plumbers also work on gas lines and septic systems, installing and repairing components like valves, fixtures, and meters. Other responsibilities include training apprentices and supervising them.


Licensed plumbers are responsible for inspecting and repairing all units that have plumbing connections. They also perform regular maintenance on sinks, bathtubs, toilets, and water heaters to prevent problems from arising in the first place. Some of the common issues that plumbers deal with include clogged drains, low water pressure, and pipe bursts. They can also clean and descale shower heads and faucets to get rid of lime deposits.

Some plumbers specialize in certain types of plumbing issues. For instance, commercial plumbers deal with large-scale plumbing installations in office buildings, hospitals, and retail spaces. These installations require extensive knowledge of the different materials and plumbing systems that are used in these areas. Residential plumbers, on the other hand, deal with more standard plumbing issues, such as leaking faucets and toilets.

Plumbers must have excellent customer service skills to interact with clients and answer their queries. They must be able to listen carefully to customers’ concerns and explain technical aspects of plumbing work in a way that is understandable to laypeople. This involves using a range of communication methods, including written and verbal.

Some of the other duties that plumbers carry out are reading and interpreting blueprints, dismantling sinks, tubs, and toilets to examine plumbing fixtures, and testing and repairing water pumps. They must also be aware of safety issues, such as avoiding contact with raw sewage or other dangerous chemicals. In addition, they must be able to identify the source of the problem and find an appropriate solution. This may involve locating and digging up old pipes, or it may be as simple as replacing a broken fixture.


Plumbing problems can be quite troublesome for homeowners. They can include clogged drains, leaking faucets, and leaking toilets. If not addressed quickly, they can lead to costly repairs. It is important to hire a professional plumber who can fix the problem and prevent future issues. These professionals are licensed, insured, and have years of experience in plumbing work. They also provide services like water-saving recommendations to help customers save money on their utility bills.

Plumbers use a variety of tools and techniques to diagnose and repair plumbing problems. They may need to cut through walls or other obstacles to reach pipes and other components inside buildings. They also use special tools to remove clogs from drains and sewer lines. To ensure safety, they follow all applicable local and state codes. Plumbers must also know how to read blueprints and other plans to determine the location of pipes, valves, and other equipment.

In addition to repairing and installing pipes, plumbing technicians also maintain and inspect them. They make sure that all parts are in good condition and that they are working properly. This is especially important for older plumbing systems that may be out of date or not up to code. Plumbers can often repair or replace these older parts to bring them back into working order.

One of the most common problems that plumbers encounter is leaky pipes. Leaky pipes can cause water damage to floors and walls, so it is important to have them repaired as soon as possible. Plumbers can use a variety of methods to locate and repair leaks, including examining error codes, analyzing the problem, and using the process of elimination to find the source of the leak.

Plumbers must have excellent communication skills to effectively communicate with customers. They must be able to listen to customer complaints and explain complex technical topics in easy-to-understand terms. They must also be able to work well under pressure and meet tight deadlines. In addition, plumbers must be able to use a variety of tools and machines to complete their jobs.