Role

Plumber

Installs and fixes water, drainage, and piping systems in homes and businesses.

15 chaptersAbout 3–4 months15–30 min a day17 skills2 projects
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Chapter 1 is free. No card needed.

Day 1 on the Plumber path.

What a Plumber does

Installs, repairs, and maintains water and drainage systems for homes and businesses so buildings stay safe, dry, and usable.

  • Inspect plumbing systems to find leaks, clogs, low pressure, and faulty fixtures
  • Install pipes, valves, fixtures, and water heaters in new builds and renovations
  • Repair or replace broken pipes, taps, toilets, pumps, and drainage parts
  • Clear blockages using safe methods and confirm proper flow and venting
  • Read plans and measure, cut, and join pipe runs to fit tight spaces
  • Test systems for leaks and pressure, and document work completed
  • Explain issues, options, costs, and basic maintenance to customers
  • Follow safety rules and local codes to prevent water damage and health risks

A day in the life

  1. Review job list, load parts, and plan the route for service calls
  2. Diagnose the problem on site, then repair or install and test for leaks
  3. Talk with customers or site managers about timing, costs, and next steps
  4. Order parts, update job notes, and clean up the work area before leaving

Tools you will use

Hand tools: pipe wrenches, adjustable wrenches, screwdriversCutting tools: tubing cutters, hacksaw, pipe shearsJoining tools: soldering torch, crimp tools, threaderClearing tools: drain snake, auger, hydro jetterMeasuring and testing: tape measure, level, pressure gaugeMaterials: PVC, copper, PEX, fittings, sealants

Your plan

Chapter by chapter.

1~1 wk

See what plumber work involves

StartFree
2~1 wk

Talking and Listening

Skills
3~1 wk

Test and commission the system

Skills
41–2 wks

Make home plumbing system map with shutoff valve audit

Proof
5~1 wk

Meet people who do plumber work

People
6~1 wk

Working with People

Skills
7~1 wk

Solving Problems

Skills
8~1 wk

Handle problems on site

Skills
9~1 wk

Tools and Measurement

Skills
10~1 wk

Plumbing systems and materials

Skills
11~1 wk

Reading the Plans

Skills
121–2 wks

Make blueprint walkthrough and your own measured drawing of a room

Proof
13~1 wk

Practise role interviews

Interview
14~1 wk

Choose a route into plumber work

Decide
15on your timeline

Apply for roles

Apply

By the last chapter

This is what you can show.

Things you've made

Home plumbing system map with shutoff valve audit and Blueprint walkthrough and your own measured drawing of a room

Skills you can prove

17 skills, each rated on work you actually did.

People you've talked to

3 people who do the job, with a message ready for each.

Questions you can answer

20 interview questions and a mock interview, with feedback.

Credentials

4 credentials compared, so you can pick one, or decide you don't need one.

Ways in

There is more than one route.

Ways to study

  • Trade school or vocational diploma in plumbing or building services
  • Apprenticeship with a licensed plumber or contractor
  • Technical college certificate in construction trades
  • On-the-job training with short safety and code courses

How people get their first job

  • Apply for a plumbing apprenticeship and track hours and skills learned
  • Start as a plumbing helper to learn tools, materials, and jobsite safety
  • Earn basic safety training such as first aid and hazard awareness
  • Build a small portfolio: photos and notes of practice assemblies and tests
  • Ask to shadow service calls to learn customer communication and diagnosis

Life skills on this path: Networking · Job interviews · Job search

How the work is changing

What AI is doing to this role

How AI is changing this role · one of 5 tasks we track

Quote jobs and order parts and materials

Sped up a lot

What AI does

Platforms like ServiceTitan draft quotes and auto-order parts fast.

Still yours

You confirm scope and decide what the job actually needs.

Reviewed September 2026

In the app · Premium

The rest is in the app

  • How AI affects the other 4 tasks
  • Whether this job is growing or shrinking
  • How hard the first job is to get
  • Similar roles that are easier to get into
  • Updated every month, with sources
See it in the app →

How we rate a job →

Already working

Already a Plumber?

Plan your move to Service Plumber: 13 chapters that end with a strong case for your next review.

Grow in the role →

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Questions

Questions about this path

How long does it take to become a plumber with Welica?

The path is 15 chapters, 3–4 months at 15 to 30 minutes a day. You can go faster or slower; the plan moves with you.

Do I need a degree?

Not always. Common routes are trade school or vocational diploma in plumbing or building services, apprenticeship with a licensed plumber or contractor, technical college certificate in construction trades, or on-the-job training with short safety and code courses.

What is free?

Chapter 1, See what plumber work involves, is free for good. Premium unlocks the rest of the path.

Start the Plumber path.

Chapter 1 free. About 15 to 30 minutes a day.

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