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"He did a good job. Would recommend"
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"Robert is extremely friendly and reliable and we just left him to it. Great job in shaving the door to fit the living ro..."
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"attended on time, did very thorough job, checked everything, would recommend him to anyone."
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"Job well done on the washing machine "
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"Helped us dismantle single story solid wood playhouse. They did a great job. Kevin and his colleague were very polite, e..."
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"Thank you so much, efficient and great job done. Would hire again!"
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"Liam knows his stuff. Great guy great service Thank you ."
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"Very efficient, on time and did an excellent job. "
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Recent Hot Water System Installation & Repair reviews
Great communication and job completion
Hot Water Investigation
£140
Airlock diagnosed and cleared.
Hot water stopped coming from Taps n showers
£60
Jack got the job done quickly and was professional and courteous. I would hire him again.
Fix stiff hot water tap in bathtub
£100
Akbar was on time, did the best he could with my clogged shower mixer, manage to find a short term fix but will require a brand new mixer to be installed as a next step. Thanks for the support
Hot water shower
£100
Anthony has been very professional and kind. He is very careful in his work. I would recommend.
Hot water maintenance
£100
Very efficient and friendly.
Plumber to fix hot water issue
£30
What's the average cost of a Hot Water System Installer
£80 - £140
low
£80
median
£120
high
£140
Average reviews for Hot Water System Installation & Repair Services
based on 71 reviews
4.82
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Statistics from the most recent tasks on Airtasker over the last 4 years.
Why hire a hot water system technician through Airtasker?
If your taps, showers, or baths have run cold and you lack a working heating system, there’s now a quick, hassle-free way to book an installation for a hot water tank. With Airtasker, you no longer have to rely on baseless referrals and uncertain advice. Taskers are highly skilled and equipped to handle all your heating needs, whether you require vented or unvented cylinders.
To get started, post a task on the platform, including your location, cylinder details, and how soon you need the hot water system installation. Expect to hear from available plumbers and specialists who willl reach out with quotes for you to consider. Airtasker also makes reviews and ratings accessible, so you can choose a Tasker with the right expertise and attitude.
Once you accept an offer, you can rest easy knowing your Tasker will get your hot water installation sorted in no time!
Offers in no time
Local, skilled pros
Real reviews
Flexible pricing
Top Hot Water System Installation & Repair related questions
No need to provide tools or equipment. Your Tasker will arrive with everything needed for the job. As for the cylinder, it’s up to your agreement with your hired plumber whether you’ll provide it or they’ll source it for you. Make sure you’ve discussed this prior to the actual installation day.
The installation process, from the area inspection to the installation itself, can run between one to three days. If there’s no underlying issue to address, it could be completed within a single day.
Yes! If you run a business and have more jobs than you can handle, feel free to hire Taskers to assist you. Discuss the scope of work and the skills you need when posting a task. That way, it’s easier to match with suitable experts.
Installing a hot water system yourself isn’t ideal. This type of job involves compliance with UK building regulations and safety requirements and requires proper certification. Unless you’re a certified plumber or specialist, you may be better off booking a qualified expert through Airtasker instead.
The size of the system you need depends on the number of people in your household, plus how much they use hot water. A good rule to follow is to allow for 30–40 litres of hot water per person for a gas system or 55–60 litres for an electric system. Consult your hired plumber for an accurate recommendation.
You may still have hot water for a short period. Typically, in a power cut, the water will remain warm for one to two hours. But this largely depends on your usage, as well as the temperature outside.
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What do hot water system installation services include?
A complete hot water system installation service covers everything required to set up a safe, reliable system in your home. This service includes the following steps:
Inspecting the area
The installation begins with a detailed assessment of the chosen spot for your tank and its components. The plumber will ensure the area can support the cylinder’s weight and meets all local building regulations. If the space is inadequate, they can help you find a suitable alternative location for the system.
Preparing for the hot water system installation
Once the location is confirmed, your plumber will prepare for the installation of the hot water tank. If needed, they may create a reinforced platform to support the weight of the tank. You can also hire a carpenter to work on this separately to lessen your plumber’s load.
Before proceeding with the installation, your Tasker will shut off the water, gas, or electricity, as necessary. They will then measure the area and cut pipes or wires to the right sizes. They may also have to cut holes into walls or floors for the pipework.
Installing the cylinder
When preparations are done, your plumber will set the cylinder or tank in its designated position. They’ll carefully avoid damaging any components or nearby pipes during this stage.
Fitting the components
Once the cylinder is installed, your Tasker will attach pipes, wires, and important components like the Temperature and Pressure Release valve, expansion vessel, and immersion heater. You can expect them to strictly follow UK regulations and best practices to ensure the system is safe and fit for long-term use.
Testing the system
After the installation of the hot water tank, your plumber will test the entire system. This is to check whether hot water flows smoothly and at the correct pressure through all taps and showers. Any issues with temperature or pressure will be addressed right away. This process will be repeated until the system works without fault.Â
With your hot water now sorted, why not consider making your home an even more comfortable place to live in? Insulation installers are also available on Airtasker to help you achieve year-round warmth while lowering those energy bills.
Recent Hot Water System Installation & Repair tasks
Vailant water heater F.75 error
£250
Highbury, Greater London, N5
6th Mar 2026
Water heater issue as outlined
Water heater vaillant f75 error
£200
Canonbury, Greater London
6th Mar 2026
Water heater Vailant ecoFIT Pure has issues, water pressure went down, and now F.75 error I need someone to fix
Replace water heater
£110
Bowes Park, Greater London
6th Mar 2026
Hi I need my under sink water heater replaced I will provided the water heater
Electrician to review water heater and timer
£25
Barnet, Greater London, EN4
4th Mar 2026
My water heater is not working (the water only heats up to 21 degrees) and the timer is also not working (there seems to be no current flowing through the cable). I would like someone to diagnose and fix the problem.
Fix boiler that’s not producing hot water properly
£150
Honor Oak Park, Greater London, SE23
4th Mar 2026
Our ideal c24 boiler isn’t producing hot water properly. Sometimes it’s not very hot, sometimes hot but have to run taps on low pressure. Otherwise running fine, radiators working etc
Hot water tap in bathroom has come unloose or broken
£50
Killamarsh, Derbyshire
28th Feb 2026
The hot water tap handle has come off not sure how much more to explain
Someone to fix my hot water pipe
£50
Deane, Greater Manchester
28th Feb 2026
Hello, my name is Jailsom and my hot water pipe is constantly leaking, and the floor becomes completely wet after a few weeks of showering using hot water. I have to put a towel down to reduce the problem, but that is not enough. Is there someone who could fix it as soon as possible, please? I would really appreciate it.
Move hot water tap to new house and replace old tap
£50
Coulsdon, Greater London
28th Feb 2026
I have a hot water tap which I need moving to my new house (1 min down the road) and then replacing with a normal tap. I have today and tomorrow to move.
Plumber for water heater
£150
Mapperley Park, Nottinghamshire
27th Feb 2026
Water heater not working, blows fuses within a minute when turned on. Has been checked electrically, all ok. Electrician suspects an issue with element in the heater.
Can not recommend Robert highly enough. He was most responsive and helpful when discussing the job beforehand, and extremely professional, efficient, friendly and going above and beyond in completing the job on the day. He also helped with another issue and left working areas really clean and tidy.
Shower needs looking at as it drips hot water out the bottom
£50
Milton Keynes, Buckinghamshire
26th Feb 2026
a leak in the shower needs looking at as it drips hot water out the bottom. possibly needs new connections etc
Leaking water heater needs replacing
£120
Bowes Park, Greater London
26th Feb 2026
Water heater has been leaking and needs to be replaced
Mira electric shower hot water fix
£40
Hitchin Square, Greater London
19th Feb 2026
Our electric shower has just randomly stopped working and need someone to come and take a look at it urgently. I’ve bought a new shower head as I initially thought the issue might have been he hose but after installing it stiill issues - need someone to coome asap - thank you
Bathroom hot water not coming
£60
Ratcliff, Greater London
17th Feb 2026
My bathroom hot water is very low
I need help with my water heater
£100
Purfleet, Essex
17th Feb 2026
Some knobs are not working
Boiler issue no hot water no heating
£100
Moseley, West Midlands
17th Feb 2026
There is no hot water or heating from radiators.
Bathroom heater and hot water tap not working
£200
Nag's Head, Greater London
17th Feb 2026
Hot water tap dripping, and the radiator valve is faulty.
Hi, my under sink hot water heater , ariston
£50
Ansdell, Lancashire
14th Feb 2026
the under sink water heater is leaking ...ariston i think, cant afford to replace it at present ,so could you come and turn of the valve and drain it ...so it stops leaking please...only a small job..could you be so king as to contact me as soon as possible
Fix hot water shower tap
£60
Isle Of Dogs, Greater London
5th Feb 2026
The hot water tap on my shower has stopped working properly. When I twist the hot water handle, only a very small amount of water comes out. Cold water still works normally. This started recently 2 days ago, no visible leaks. Looking for someone to inspect, repair/replace the tap or internal valve if needed.
great work and very friendly
We have only 7 minutes of hot water in the shower.
£50
Earl's Court, Greater London
19th Jan 2026
Studio flat has only 7 min of hot water, we would like to have continous hot water, or at least 20, 30 min. There is a 100 litres water tank and no boiler available.
Highly recommend, very attentive
Hot Water in Taps
£80
Peckham, Greater London, SE15
30th Sep 2025
There is no hot water in all the other taps in the house aside the kitchen tap.
Very patient man who took his time to understand what needed to be done.