What should someone working in “Plumbers and heating and ventilating installers and repairers” do about AI?

Start from the ledger rather than the headline: 4% of this job's weighted core work is exposed, and roughly 93% is not. The practical move is to spend more of your week on the tasks that score low, the ones above, and to get fluent at directing AI through the tasks that score high, because those are the parts that change whether or not you are ready for them. This page does not predict your job, and nothing here is career advice tailored to you: the score describes the occupation, not the person.

UK dataswitch to US

Plumbers and heating and ventilating installers and repairers

ensuring buildings meet health and safety requirements, installing ductwork and ventilation systems to ensure effective air distribution, cutting pipes and fittings and detecting blockages in pipes and drains. If that's your week, this page is about your job.

The honest answer

AI changes the edges of this job, not the middle: installing and repairing water and heating systems is work software can't reach.

Your move: what you can actually do about this ↓

Where the work sits, by task weight

shifting to AI: 4%
changing shape: 2%
staying human: 93%

These bars are tasks changing hands, not people being counted out. The ledger below shows which.

Whole-job exposure score 10 out of 100 (8–14 allowing for uncertainty): minimal exposure, across 44 scored tasks. The number is the support for the sentence above it, not a headline about anyone’s future.

How we know this

What is measured: Every published task statement for plumbers and heating and ventilating installers and repairers is rated on five dimensions: can a model produce the output, does the work need a body in a room, does it need a legally accountable person, does it depend on a person being trusted in the moment, and how much data exists. A published formula turns those five ratings into the score; the model never writes the number.

How the bar is built: Each task’s share of the bar is its published importance weight, so a task you do all day counts for more than one you do twice a year.

Release: 2026-q4.1, scores computed 2026-08-04. Read the full method.

What shifts is establishing maintenance schedules for plumbing and HVAC equipment to ensure reliability: the paper around the work, not the work.

Your week, as this page understands it

Plumbers and heating and ventilating installers and repairers assemble, install, maintain and repair plumbing fixtures, heating and ventilating systems and pipes and pipeline systems in commercial, residential and industrial premises and public buildings for non-renewable and renewable energy. The job title says “plumbers”, “heating”, “ventilating installers” or “repairers”: officially one job, several names. The real job is the part underneath: installing and repairing water and heating systems. That is the thing someone has to be right about.

The exposed part of this job is specific, and we won’t pretend it is coming back. But plumbers and heating and ventilating installers and repairers is not one task. It is 44 scored ones, and they are nowhere near equally exposed. The most durable of them, on this evidence, is installing and repairing water and heating systems, and the ledger below shows exactly why.

Where the work sits, by task weight

shifting to AI: 4%
changing shape: 2%
staying human: 93%

These bars are tasks changing hands, not people being counted out. The ledger below shows which.

How we know this

How the bar is built: Each task’s share of the bar is its published importance weight, so a task you do all day counts for more than one you do twice a year.

Release: 2026-q4.1, scores computed 2026-08-04. Read the full method.

Your job, task by task

These are the official task statements for this occupation, in plain English, sorted by what the evidence says is happening to each one. The official wording sits under every line so you can check the rewrite against it.

1 of this occupation's scored task statements carry a score that was measured under a different occupation's context, because the statement is shared between jobs and has only been scored once so far. Each one names the occupation it was measured under in the free routes below; none is presented as a measurement for this job.
Task clusters are not derived in this release, so the task-cluster field is empty and no Collab365 Space routing is attached to this occupation yet.

Shifting to AI

2 tasks

Tasks today’s tools can already do most of. This is the part we will not soften: where these rows are the bulk of your week, the week changes.

Establishing maintenance schedules for plumbing and HVAC equipment to ensure reliability
This is reading one thing and writing another: maintenance schedules in, a record out. That is the shape today's tools are built for.
importance 80 · 5315/00
Source: “Establish maintenance schedules for plumbing and HVAC equipment to ensure reliability.” (UK task statement)
How this row was scored
Exposure score: 75 out of 100 (68–82 allowing for uncertainty): high exposure, medium confidence.
Why it sits in this group: reading one thing and writing another; the same decision, made over and over; mistakes that are cheap to catch.
The rating behind it: Working out what should be serviced and when is planning from records, which software handles well.
The five ratings: output a model can produce 3/4 · needs a body in a room 0/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.
Maintaining records of completed work to track plumbing and HVAC services
This is reading one thing and writing another: records of completed work in, a record out. That is the shape today's tools are built for.
importance 75 · 5315/00
Source: “Maintain records of completed work to track plumbing and HVAC services.” (UK task statement)
How this row was scored
Exposure score: 75 out of 100 (68–82 allowing for uncertainty): high exposure, medium confidence.
Why it sits in this group: reading one thing and writing another; the same decision, made over and over; mistakes that are cheap to catch.
The rating behind it: Job records are typed-up information, and job management software already drafts most of it from the work done.
The five ratings: output a model can produce 3/4 · needs a body in a room 0/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.

Changing shape

1 task

Tasks where the machine takes the producing and a person keeps the checking, the deciding, or the answering-for-it. For most jobs this is the biggest group, and it is where "transformation, not termination" is literally visible.

Conducting risk assessments to maintain a safe working environment
The software now makes the first pass at risk assessments, but the deciding part still needs a person. So the job becomes checking and deciding rather than producing.
importance 85 · 5315/00
Source: “Conduct risk assessments to maintain a safe working environment.” (UK task statement)
How this row was scored
Exposure score: 43 out of 100 (36–50 allowing for uncertainty): partial exposure, medium confidence.
Why it sits in this group: the same decision, made over and over; mistakes that are cheap to catch.
The rating behind it: Standard hazards are well documented so software drafts most of it, but the specific workplace still has to be looked at.
The five ratings: output a model can produce 2/4 · needs a body in a room 1/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.

Staying human

41 tasks

Tasks that stay with a person, because they happen in the physical world, because the rules need someone accountable, or because the value is that a specific person does them.

Ensuring buildings meet health and safety requirements
This work happens in the physical world: buildings meet health, in a real place. Software cannot follow it there.
importance 90 · 5315/00
Source: “Ensure buildings meet health and safety requirements.” (UK task statement)
How this row was scored
Exposure score: 25 out of 100 (18–32 allowing for uncertainty): low exposure, medium confidence.
Why it sits in this group: the same decision, made over and over; mistakes that are cheap to catch; work that happens in the physical world.
The rating behind it: Requirements are published and software can prepare the checks, but confirming the building meets them means going round it, with inspectors signing off.
The five ratings: output a model can produce 2/4 · needs a body in a room 2/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.
Coordinating the repair of faulty boilers to ensure efficient heating systems
This work happens in the physical world: the repair of faulty boilers, in a real place. Software cannot follow it there.
importance 90 · 5315/00
Source: “Coordinate the repair of faulty boilers to ensure efficient heating systems.” (UK task statement)
How this row was scored
Exposure score: 21 out of 100 (14–28 allowing for uncertainty): low exposure, medium confidence.
Why it sits in this group: the same decision, made over and over; mistakes that are cheap to catch; work that happens in the physical world.
The rating behind it: Arranging a boiler repair mixes desk scheduling with being on site to see the fault, so software covers only part.
The five ratings: output a model can produce 2/4 · needs a body in a room 2/4 · needs an accountable person 1/4 · needs to be trusted in the moment 1/4 · how much data exists 3/4.
Adhering to health and safety requirements in the workplace
This work happens in the physical world: health, in a real place. Software cannot follow it there.
importance 90 · 5315/00
Source: “Adhere to health and safety requirements in the workplace.” (UK task statement)
How this row was scored
Exposure score: 20 out of 100 (16–24 allowing for uncertainty): low exposure, high confidence.
Why it sits in this group: the same decision, made over and over; work that happens in the physical world.
The rating behind it: Safety rules are written down and easy to look up, but following them hour by hour is something only the person there can do.
The five ratings: output a model can produce 1/4 · needs a body in a room 2/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.
Installing and repairing water and heating systems
This work happens in the physical world: water, in a real place. Software cannot follow it there.
importance 90 · 5315/00
Source: “Install and repair water and heating systems.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Fitting and mending pipework and radiators is hands-on work in someone's home.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Installing gas appliances and heating systems
This work happens in the physical world: gas appliances, in a real place. Software cannot follow it there.
importance 90 · 5315/00
Source: “Install gas appliances and heating systems.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Gas appliances must be fitted by hand, and only by a Gas Safe registered engineer.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 3/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Installing or repairing pipe systems according to specifications
This work happens in the physical world: pipe systems, in a real place. Software cannot follow it there.
importance 90 · 5315/00
Source: “Install or repair pipe systems according to specifications.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Pipe systems have to be physically cut, joined and fixed in place by a person.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Repairing or replacing faulty plumbing or HVAC parts
This work happens in the physical world: faulty, in a real place. Software cannot follow it there.
importance 90 · 5315/00
Source: “Repair or replace faulty plumbing or HVAC parts.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Swapping out a broken part means hands, tools and being at the equipment.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.

Show the other 34 tasks

Advising clients on improving energy efficiency
staying human
The value here is that a specific person handles clients and stands behind it. That is earned, not computed.
importance 85 · 5315/00
Source: “Advise clients on improving energy efficiency.” (UK task statement)
How this row was scored
Exposure score: 39 out of 100 (32–46 allowing for uncertainty): low exposure, medium confidence.
Why it sits in this group: reading one thing and writing another; the same decision, made over and over; the value is that a specific person does it.
The rating behind it: Efficiency measures and their savings are well documented, so software gives good tailored advice, though clients weigh it on trust in the fitter.
The five ratings: output a model can produce 3/4 · needs a body in a room 1/4 · needs an accountable person 0/4 · needs to be trusted in the moment 2/4 · how much data exists 3/4.
Planning pipe system layout according to specifications
staying human
The ratings behind this row put pipe system layout well outside what today's tools can do on their own.
importance 75 · 5315/00
Source: “Plan pipe system layout according to specifications.” (UK task statement)
How this row was scored
Exposure score: 38 out of 100 (31–45 allowing for uncertainty): low exposure, medium confidence.
Why it sits in this group: the same decision, made over and over; mistakes that are cheap to catch.
The rating behind it: Software can draft a pipe layout from the specification, but an engineer checks it against the real building.
The five ratings: output a model can produce 2/4 · needs a body in a room 1/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.
Designing control panels for heating systems
staying human
The ratings behind this row put control panels well outside what today's tools can do on their own.
importance 65 · 5315/00
Source: “Design control panels for heating systems.” (UK task statement)
How this row was scored
Exposure score: 38 out of 100 (31–45 allowing for uncertainty): low exposure, medium confidence.
Why it sits in this group: the same decision, made over and over; mistakes that are cheap to catch.
The rating behind it: Software can draft a control panel design, but an engineer checks it suits the actual system.
The five ratings: output a model can produce 2/4 · needs a body in a room 1/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.
Checking technical drawings and plans to trace where you need to dig
staying human
This work happens in the physical world: technical drawings, in a real place. Software cannot follow it there.
importance 50 · 5315/00
Source: “Check technical drawings and plans to trace where you need to dig.” (UK task statement)
How this row was scored
Exposure score: 25 out of 100 (18–32 allowing for uncertainty): low exposure, medium confidence.
Why it sits in this group: mistakes that are cheap to catch; work that happens in the physical world.
The rating behind it: Software can read the drawings, but someone still has to match them to the ground before digging.
The five ratings: output a model can produce 2/4 · needs a body in a room 2/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Demonstrating to customers how to operate their new system effectively
staying human
This work happens in the physical world: customers how, in a real place. Software cannot follow it there.
importance 75 · 5315/00
Source: “Demonstrate to customers how to operate their new system effectively.” (UK task statement)
How this row was scored
Exposure score: 10 out of 100 (3–17 allowing for uncertainty): minimal exposure, medium confidence.
Why it sits in this group: the same decision, made over and over; work that happens in the physical world; the value is that a specific person does it.
The rating behind it: Showing a customer how their new system works happens face to face, though guides and videos cover some of it.
The five ratings: output a model can produce 2/4 · needs a body in a room 3/4 · needs an accountable person 0/4 · needs to be trusted in the moment 2/4 · how much data exists 3/4.
Identifying and diagnosing faults in plumbing and heating systems to ensure functionality
staying human
This work happens in the physical world: faults, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Identify and diagnose faults in plumbing and heating systems to ensure functionality.” (UK task statement)
How this row was scored
Exposure score: 8 out of 100 (1–15 allowing for uncertainty): minimal exposure, medium confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Fault-finding needs someone at the system to look, listen and test, though software can suggest likely causes.
The five ratings: output a model can produce 1/4 · needs a body in a room 3/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Determining the dimensions of work areas for project planning
staying human
This work happens in the physical world: the dimensions of work areas, in a real place. Software cannot follow it there.
importance 70 · 5315/00
Source: “Determine the dimensions of work areas for project planning.” (UK task statement)
How this row was scored
Exposure score: 8 out of 100 (1–15 allowing for uncertainty): minimal exposure, medium confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Measuring up a work area means being there with a tape measure.
The five ratings: output a model can produce 1/4 · needs a body in a room 3/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Diagnosing and repairing faulty system components in plumbing and heating systems
staying human
This work happens in the physical world: faulty system components, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Diagnose and repair faulty system components in plumbing and heating systems.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Software can suggest likely faults, but the repair needs a person at the boiler with tools.
The five ratings: output a model can produce 1/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Installing ductwork and ventilation systems to ensure effective air distribution
staying human
This work happens in the physical world: ductwork, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Install ductwork and ventilation systems to ensure effective air distribution.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Ductwork has to be lifted, cut and fixed in place by hand.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Installing low carbon heating and hot water systems in accordance with design criteria
staying human
This work happens in the physical world: low carbon, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Install low carbon heating and hot water systems in accordance with design criteria, manufacturers' guidance, and regulatory requirements.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: the same decision, made over and over; work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Heat pumps and cylinders must be physically installed, and the installer signs off compliance.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 2/4 · needs to be trusted in the moment 0/4 · how much data exists 3/4.
Laying and repairing water mains and pipes
staying human
This work happens in the physical world: water mains, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Lay and repair water mains and pipes.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Laying and mending water mains is heavy outdoor work done by hand and machine.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Maintaining plumbing and HVAC equipment to ensure operational readiness
staying human
This work happens in the physical world: HVAC equipment, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Maintain plumbing and HVAC equipment to ensure operational readiness.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Servicing equipment means opening it up and working on it in person.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Performing plumbing and heating tasks as directed to ensure the final product meets requirements and budget
staying human
This work happens in the physical world: tasks, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Perform plumbing and heating tasks as directed to ensure the final product meets requirements and budget.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Carrying out the plumbing and heating work itself is entirely hands-on.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Repairing gas leaks using computerised fault-finding equipment
staying human
This work happens in the physical world: gas leaks, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Repair gas leaks using computerised fault-finding equipment.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Gas leak repairs are hands-on and legally restricted to a registered engineer.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 3/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Selecting, installing and maintaining natural gas pipework systems and appliances
staying human
This work happens in the physical world: natural gas pipework systems, in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Select, install, and maintain natural gas pipework systems and appliances.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Gas pipework must be installed and maintained in person by a registered engineer.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 3/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Welding piping, such as high density polyethylene, HDPE) piping, using techniques, butt, socket, side-wall and electro-fusion welding
staying human
This work happens in the physical world: as high density polyethylene, hdpe), in a real place. Software cannot follow it there.
importance 85 · 5315/00
Source: “Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Fusing plastic pipe is done by hand with the machine at the pipe, and mains joints need a trained, accredited welder.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 2/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Applying electrical installation and testing techniques to plumbing and heating systems
staying human
This work happens in the physical world: electrical installation, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Apply electrical installation and testing techniques to plumbing and heating systems.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Electrical testing on heating systems means putting instruments on real circuits in person.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 2/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Carrying out regular maintenance and repairs
staying human
This work happens in the physical world: regular maintenance, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Carry out regular maintenance and repairs as scheduled.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Scheduled servicing and repairs are carried out by hand at the equipment.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Cutting pipes and fittings
staying human
This work happens in the physical world: pipes, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Cut pipes and fittings.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Cutting pipe and fittings is a physical act with tools.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Detecting blockages in pipes and drains
staying human
This work happens in the physical world: blockages, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Detect blockages in pipes and drains.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Finding a blockage means getting a camera or rod into the actual pipe.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Installing equipment designed to reduce water or energy consumption
staying human
This work happens in the physical world: equipment, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Install equipment designed to reduce water or energy consumption.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Water-saving and energy-saving kit still has to be fitted by hand on site.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 2/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Maintaining pipe systems, units, fittings or related machinery using hand or power tools
staying human
This work happens in the physical world: pipe systems, units, fittings or related machinery, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Maintain pipe systems, units, fittings, or related machinery using hand or power tools.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Maintaining pipework with hand and power tools is physical work.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Observing gauges for pressure losses to test internal seams for leaks
staying human
This work happens in the physical world: gauges, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Observe gauges for pressure losses to test internal seams for leaks.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Watching gauges for pressure loss means standing at the equipment during the test.
The five ratings: output a model can produce 1/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Testing controls and safety devices to ensure proper functionality
staying human
This work happens in the physical world: controls, in a real place. Software cannot follow it there.
importance 80 · 5315/00
Source: “Test controls and safety devices to ensure proper functionality.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Safety devices have to be physically operated and checked before they can be passed.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 2/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Carrying out essential routine maintenance on equipment
staying human
This work happens in the physical world: essential routine maintenance, in a real place. Software cannot follow it there.
importance 75 · 5315/00
Source: “Carry out essential routine maintenance on equipment.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Routine servicing means working on the equipment itself.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Implementing drainage systems to ensure effective water management and building safety
staying human
This work happens in the physical world: drainage systems, in a real place. Software cannot follow it there.
importance 75 · 5315/00
Source: “Implement drainage systems to ensure effective water management and building safety.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Drainage has to be dug in and connected on site.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Installing flues as auxiliary components to heating or cooling equipment
staying human
This work happens in the physical world: flues, in a real place. Software cannot follow it there.
importance 75 · 5315/00
Source: “Install flues as auxiliary components to heating or cooling equipment.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Flues must be physically fitted and sealed to the appliance.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 2/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Unblocking sinks
staying human
This work happens in the physical world: sinks, in a real place. Software cannot follow it there.
importance 75 · 5315/00
Source: “Unblock sinks.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Clearing a blocked sink means reaching into it with tools.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Decommissioning heating and hot water systems
staying human
This work happens in the physical world: hot water systems, in a real place. Software cannot follow it there.
importance 70 · 5315/00
Source: “Decommission heating and hot water systems.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world; someone qualified has to answer for it.
The rating behind it: Taking a heating system out of service safely is hands-on and legally restricted.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 3/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Installing meters and fire hydrants
staying human
This work happens in the physical world: meters, in a real place. Software cannot follow it there.
importance 70 · 5315/00
Source: “Install meters and fire hydrants.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Meters and hydrants are heavy items fitted by hand in the street or building.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Marking the location of pipes and cables
staying human
This work happens in the physical world: the location of pipes, in a real place. Software cannot follow it there.
importance 70 · 5315/00
Source: “Mark the location of pipes and cables.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Marking where pipes and cables run is done on the actual wall or ground.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Removing old units and suites from buildings and properly dispose of them according to environmental regulations
staying human
This work happens in the physical world: old units, in a real place. Software cannot follow it there.
importance 70 · 5315/00
Source: “Remove old units and suites from buildings and properly dispose of them according to environmental regulations.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Ripping out old suites and taking them away is physical work.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 1/4 · needs to be trusted in the moment 0/4 · how much data exists 2/4.
Installing lead 'flashings' around chimneys
staying human
This work happens in the physical world: lead 'flashings' around chimneys, in a real place. Software cannot follow it there.
importance 60 · 5315/00
Source: “Install lead 'flashings' around chimneys, windows, and walls.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Lead flashing is skilled physical roofing work.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.
Digging trenches by hand or with mechanical digging equipment
staying human
This work happens in the physical world: trenches, in a real place. Software cannot follow it there.
importance 50 · 5315/00
Source: “Dig trenches by hand or with mechanical digging equipment.” (UK task statement)
How this row was scored
Exposure score: 0 out of 100 (0–4 allowing for uncertainty): minimal exposure, high confidence.
Why it sits in this group: work that happens in the physical world.
The rating behind it: Digging a trench is physical work with a spade or machine.
The five ratings: output a model can produce 0/4 · needs a body in a room 4/4 · needs an accountable person 0/4 · needs to be trusted in the moment 0/4 · how much data exists 1/4.

What this job pays, and how many people do it

Median pay: £37,900a year, before tax, the middle of the range, so half earn more and half earn less.ashe-t14, 2025 · ASHE 2025 provisional (reference April 2025)Provisional, because the ONS revises this figure in the autumn.
How we know this
Source: ashe-t14
Reference period: ASHE 2025 provisional (reference April 2025)
Rounding: Shown to the nearest £100. The exact published figure is in the downloadable dataset. We do not render pounds the survey cannot support.
People doing this job: 153,700in the UK, 2026.nomis-aps · Apr 2025-Mar 2026 (latest APS 12-month period)This headcount comes from a survey, not a census, so treat it as a good estimate rather than an exact count.

What is deliberately not here: a forecast of how many of these jobs exist in ten years. Where an official projection exists for a market we publish it with its vintage; where it does not, we leave the space empty rather than borrow the other country’s number.

Why this is shifting

The reason is boringly specific. Most of what is shifting here is reading one thing and writing another: maintenance schedules in, a record out. The rows above are exactly that shape: establishing maintenance schedules for plumbing and HVAC equipment to ensure reliability and maintaining records of completed work to track plumbing and HVAC services. What it cannot do is be there in the room, and that is still where water gets done. Which is why this page talks about your tasks changing, not your job ending.

Your move

Over a pint: what I’d tell you if you were my friend

Start with what does not change: installing and repairing water and heating systems is the middle of this job, and the evidence on this page says it stays with a person.

So, given all that: 4% of this job's task weight sits in rows the software is already learning, 2% in rows that change shape rather than disappear, and 93% in rows it is nowhere near. That is the position, measured across 44 scored tasks. It is not a forecast about you.

So the thing worth your attention is not the job going away. It is the layer around it. Establishing maintenance schedules for plumbing and HVAC equipment to ensure reliability is the part turning into software, and being the person who understands that layer is worth money.

This week: one thing

Ask the one question. Find whoever is bringing new software into your workplace (the manager, the office, whoever runs the system) and ask them what it is meant to do to maintenance schedules, and what it is not meant to touch. Ten minutes, this week, before anyone decides it for you.

What you end up holding: a straight answer about what is actually being rolled out, and when
How long it takes: ten minutes

If there’s nobody obvious to ask, or you’d rather not ask your manager: Put the same question to your union rep, your shift lead or the person who has been there longest, in person, over a break. Same ten minutes, same answer, and you will usually get a straighter one. Write down what they say. The note is the artifact, and it tells you whether buildings meet health is in scope or not. Nothing to log into, no licence needed.

Over the next 90 days

Get inside the tool rollout rather than waiting for it. Over the next ninety days, ask to be in the group that tests, checks or signs off whatever new system arrives near conducting risk assessments to maintain a safe working environment. It is usually an unglamorous seat that nobody fights for, and it is the one that decides how the software is used on your job rather than to it.

Over the next 12 months

On this evidence I would not retrain out of this job, and I will say that plainly rather than hedge it. The task list here is dominated by work that stays with a person. What I would do with a year is get formally recognised for the layer around it (the systems, the compliance, the planning), so you are the one who understands the software instead of the one it is done to. Before you pay for anything, spend an hour with National Careers Service. It is free and government-funded, and it is listed below with the rest of the free routes.

The roads out of here, and why I am not sending you down them

I looked at the obvious moves out of this job, and here is what I found.

I checked the 12 nearest UK occupations to plumbers and heating and ventilating installers and repairers (nearest by the work that AI is not taking, not by job title), and none of them survived. The closest was pipe fitters: only about 21% of its durable work is work you already do and there are far fewer of those jobs than of yours. And on the numbers you do not need one. This job scores 10/100 here, with only 4% of the task list in the top band, and “adhere to health and safety requirements in the workplace” is not work that hands over cleanly. None of them beats deepening what you already have.

How that was checked: this job was compared against all 412 UK occupations in this release on their official task statements, and the 12 nearest were examined one by one. A move that turns on an industry, an employer or a qualification rather than on the work itself will not show up in a check like that. And this release carries no licence register, so anything you are weighing needs that looked up separately.

3 moves I checked and rejected

These are the obvious-looking jumps. They are here with their reasons rather than quietly dropped, because the ones that fail are worth knowing about. It is one less thing to turn over at night.

Pipe fitters
Why it looked obvious: It came up as a near neighbour because one of your tasks is on their list in the same words: “weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall…”. Across the whole of both lists that adds up to about 21% of the work in that job the software is not taking.
Why I am not recommending it: You would be starting most of it from nothing: about 21% of the durable work in that job is work you do today, and the rest you would be learning while the bills carried on. And it is a narrow door: about 3,700 of those jobs against 153,700 of yours (ONS via Nomis), 2% as many seats.
Look at that job’s page anyway →
Security system installers and repairers
Why it looked obvious: It came up as a near neighbour because one of your tasks is on their list in the same words: “demonstrate to customers how to operate their new system effectively”. Across the whole of both lists that adds up to about 8% of the work in that job the software is not taking.
Why I am not recommending it: Almost none of it is work you already do: about 8% of the durable side of that job. That is a different job, not a next step. And it is a narrow door: about 17,800 of those jobs against 153,700 of yours (ONS via Nomis), 12% as many seats.
Look at that job’s page anyway →
Air-conditioning and refrigeration installers and repairers
Why it looked obvious: It came up as a near neighbour on the work AI is not taking: you already establish maintenance schedules for plumbing and HVAC equipment to ensure reliability, and their equivalent is to carry out scheduled maintenance checks on HVAC systems to ensure optimal performance. Across both published task lists that is about 6% of the durable work in that job.
Why I am not recommending it: Almost none of it is work you already do: about 6% of the durable side of that job. That is a different job, not a next step. And it is a narrow door: about 11,500 of those jobs against 153,700 of yours (ONS via Nomis), 7% as many seats.
Look at that job’s page anyway →

What I’d stop worrying about

A friend tells you what not to spend fear on. This is that list.

The headline number you read somewhere
The big “X% of jobs” figures are about the whole economy, not about you. The number that describes your job is on this page: 4% of its task weight, across 44 scored tasks. Every row behind it is printed above with the source. Check ours; ignore theirs.
The headlines about your trade disappearing
They are usually about the technology, not the timetable. Changes to work like installing and repairing water and heating systems arrive through rules, insurance and money, slowly and visibly. This page tracks the task evidence and will move when it moves.
Retraining out of a job that is holding up
On this evidence I would not spend money leaving. Spend it on the layer around the job instead: the tools, the paperwork, the planning. That is where the change actually is.
The “obvious” next job everyone suggests
I checked the obvious moves and most of them did not survive. The reasons are printed with the routes above, including the pay and the gate. A move that fails on the numbers is worth knowing about so you can stop turning it over at night.

You are reading the United Kingdom figures

The United States splits this work across more than one official group, of which Pipelayers is the closest. The pay and employment figures are not directly comparable, and we do not average them together.

Switch to the United States page →partial match

The other groups this work is counted across:

Plumbers, Pipefitters, and Steamfitters

In US official statistics this job is counted as Pipelayers and Plumbers, Pipefitters, and Steamfitters. Pay is shown separately for each of those groups (medians cannot be averaged together), while the task list and the scores on this page are for this group only.

Your route through this

Where to go next, and what it costs

Free, and complete

The moves above cost nothing. These are the real services that go with them: public, government-funded, and free at the point of use. Nothing on this page is behind an email address or a payment.

In England:
National Careers Service
A free hour with a government-funded careers adviser is worth more than another evening of reading. In England that's the National Careers Service.
Free, government-funded
- Discover your skills and careers (the skills assessment)
In England:
National Careers Service - Find a course
Search what's actually running near you before you spend anything.
Free to search; individual courses vary
In England:
Free courses for jobs (Level 3 qualifications)
A free Level 3 qualification you already qualify for beats a paid course you don't need.
Free for eligible adults
In England:
Skills Bootcamps
Free, up to 16 weeks, and you get a job interview at the end. In England these are Skills Bootcamps - search what's running near you.
Free for eligible adults in England
- Skills Bootcamps - what they are and who can do them (DfE, Skills for Careers)
- Skills Bootcamps - JobHelp (DWP)
In Scotland:
My World of Work (Skills Development Scotland)
In Scotland it's My World of Work, from Skills Development Scotland.
Free, publicly funded
- Skills Development Scotland
In Wales:
Careers Wales
In Wales it's Careers Wales.
Free, Welsh Government-funded
In Northern Ireland:
Careers Service Northern Ireland
In Northern Ireland it's the Careers Service on nidirect.
Free, Department for the Economy-funded

Why there is no community here

Collab365, who build this site, run paid Spaces for a small number of subjects, and none of them is built for this job. We are not going to point you at the nearest one and call it a fit.

So the free services listed on this page are the whole answer, and it is the same answer we would give a friend.

Noted, and thank you. We’ll email you if a Space for plumbers / heating / ventilating installers / repairers launches. Nothing else.

That did not look like an email address, so nothing was saved. Have another go below.

We could not save that. The fault is ours, not yours, and your address was not stored. Please try again later.

No Space for plumbers / heating / ventilating installers / repairers yet. Should there be one?

Collab365 Spaces is built by the same people as this site. We find the problems that AI and automation are creating inside one kind of work, then solve them as short courses, briefings and Blueprints. Each Space is the community too, so the research and the people doing your job are in the same place.

What a Space actually is, in full

Collab365 launches new communities where the need is real. If one for plumbers / heating / ventilating installers / repairers existed, with researched problems, courses and people in the same boat, would you want in?

Your email

We use your email address for one thing: to tell you if a Space for plumbers / heating / ventilating installers / repairers launches. We never sell it, never use it for unrelated marketing, and every email has a one-click unsubscribe. Our privacy policy has the full version.

This unlocks nothing. Every figure, every row and every step on this page is already yours, whether you fill this in or not.

No deadline on any of this. The page will still be here, and the data is refreshed on a published schedule rather than when someone wants a headline.

Questions people ask about this job

Will AI replace Plumbers and heating and ventilating installers and repairers?: Not as a job, but it is already doing parts of the work. Across the 44 official task statements scored for Plumbers and heating and ventilating installers and repairers (United Kingdom, SOC 5315), 4% of the importance-weighted core work is made of tasks today's AI could already do most of. The overall exposure score is 10 out of 100 (range 8–14, band: minimal). That is a statement about tasks, not about headcount: this measures what AI could do, not whether any employer adopts it, whether the law allows it, or whether doing the routine parts faster creates more demand for the human parts. Figures are from release 2026-q4.1.
Which tasks in “Plumbers and heating and ventilating installers and repairers” can AI already do?: The highest-scoring tasks in release 2026-q4.1 are: “Establish maintenance schedules for plumbing and HVAC equipment to ensure reliability” (75/100, high); “Maintain records of completed work to track plumbing and HVAC services” (75/100, high); “Conduct risk assessments to maintain a safe working environment” (43/100, partial). Each score comes from five published 0–4 ratings turned into a number by a published formula, and each carries the model's one-sentence reason on the page.
Which tasks in “Plumbers and heating and ventilating installers and repairers” stay human?: About 93% of this job's task weight sits in work that scores low for AI exposure. The lowest-scoring tasks in release 2026-q4.1 are: “Dig trenches by hand or with mechanical digging equipment” (0/100, minimal); “Install lead 'flashings' around chimneys, windows, and walls” (0/100, minimal); “Remove old units and suites from buildings and properly dispose of them according to environmental regulations” (0/100, minimal). Low scores usually mean the task needs a body in a room, a legally accountable human, or trust built in real time. Those are the three things the scoring rubric treats as gates rather than obstacles.
What should someone working in “Plumbers and heating and ventilating installers and repairers” do about AI?: Start from the ledger rather than the headline: 4% of this job's weighted core work is exposed, and roughly 93% is not. The practical move is to spend more of your week on the tasks that score low, the ones above, and to get fluent at directing AI through the tasks that score high, because those are the parts that change whether or not you are ready for them. This page does not predict your job, and nothing here is career advice tailored to you: the score describes the occupation, not the person.
How is the AI exposure score for Plumbers and heating and ventilating installers and repairers calculated?: Each official task statement for the occupation is rated on five published 0–4 dimensions (output replicability, physical embodiment, licensed accountability, real-time human trust, and data availability) by claude-opus-5 using scoring prompt task_scoring_v1.0. The model never writes the score; a published formula turns the five ratings into a 0–100 number, so every score can be recomputed by hand. The occupation figure is the importance-weighted mean across 44 scored tasks. The prompt, the rubric, the formula and the full dataset are published at https://futureproof.collab365.com/method and https://futureproof.collab365.com/data/2026-q4.1 under CC BY 4.0.

Where these numbers come from

About the data on this page

Provisional, because the ONS revises this figure in the autumn.
This headcount comes from a survey, not a census, so treat it as a good estimate rather than an exact count.
The match between this job and its counterpart in the other country is partial, so the two pages count slightly different groups of people.
1 of this occupation's scored task statements carry a score that was measured under a different occupation's context, because the statement is shared between jobs and has only been scored once so far. Each one names the occupation it was measured under in the free routes below; none is presented as a measurement for this job.
Task clusters are not derived in this release, so the task-cluster field is empty and no Collab365 Space routing is attached to this occupation yet.

Task statements: gaisi-indexProcessing: catalogue-bridge → ssc-relatedness-weighting → task-scoring → score-aggregation
Task weights: gaisi-index (relatedness)
Scores: Rubric task_scoring_v1.0, model claude-opus-5, computed 2026-08-05.
Pay and employment: ashe-t14 (ASHE 2025 provisional (reference April 2025))nomis-aps (Apr 2025-Mar 2026 (latest APS 12-month period))

Figures on this page come from release 2026-q4.1, published 2026-08-05. Every release keeps its own permanent address, so a figure you cite in March is still there, unchanged, in November.

The plain-English wording on this page is assembled directly from the task statements and the published ratings, not written by hand for this occupation. That is why it is specific, and it is also why we say so.

The routes and free resources further up are today’s, not the release’s (last reviewed 2026-08-05). A route is an offer, not a historical fact, so it moves on its own clock.

How we score a job Download this release Look up another job

Using these figures?

Cite this

Everything on this site is published under CC BY 4.0. Quote it, chart it, sell something built on it. Just say where it came from, and cite the dated release rather than the site, so the figure you quote stays checkable.

Plain text

Collab365 (2026). Collab365 Futureproof: task-level AI exposure for US and UK occupations, release 2026-q4.1 (methodVersion 2.0.0, promptVersion task_scoring_v1.0). https://futureproof.collab365.com/data/2026-q4.1. Licensed CC BY 4.0. Built with O*NET data (USDOL/ETA, CC BY 4.0); ONS data (Open Government Licence v3.0); GAISI task framework (arXiv:2507.22748, MIT); BLS data (public domain).

BibTeX

@misc{collab365futureproof2026q41,
  title        = {Collab365 Futureproof: task-level AI exposure for US and UK occupations, release 2026-q4.1},
  author       = {{Collab365}},
  year         = {2026},
  url          = {https://futureproof.collab365.com/data/2026-q4.1},
  note         = {Release 2026-q4.1, methodVersion 2.0.0, promptVersion task_scoring_v1.0, CC BY 4.0}
}

Permalink

https://futureproof.collab365.com/data/2026-q4.1

Data as of release 2026-q4.1, published 2026-08-05. Releases never change after publication; when the figures move, a new dated release is published beside this one and this one stays exactly where it is.