A professional helping with water heater installation and repair.
A professional helping with water heater installation and repair.

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4.3

Excellent rating - 4.3/5 (9300+ reviews)

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Recent Hot Water System Installation & Repair reviews

Lovely chap and able to make a speedy fix to the problem.

Plumber to investigate and fix why hot water is coming into the toilet

£200

Great communication and job completion

Hot Water Investigation

£140

Airlock diagnosed and cleared.

Hot water stopped coming from Taps n showers

£60

Awesome job! Very professional installation.

3 in 1 Hot water tap installation

£150

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

What's the average cost of a Hot Water System Installer

£90 - £140

low

£90

median

£120

high

£140

Low, median and high bar chart distribuiton

Average reviews for Hot Water System Installation & Repair Services

based on 51 reviews

4.8

46
2
2
0
1

What is Airtasker?

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75+

Tasks successfully completed

2

Average amount of offers per task

39

 mins

Average time to receive offers

Statistics from the most recent tasks on Airtasker since 15th Feb 2021.

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

Start getting offers to do your task ASAP!

Flexible pricing

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Real reviews

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Local, skilled pros

Take your pick of skilled Hot Water System Installers nearby.

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 codes and safety regulations and requires a licence. Unless you’re a licenced 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.

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. 


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

Fix my hot water

£150

Lambert's End, West Midlands

15th Feb 2025

My hot water isn't coming out hot. My central heating is working fine, pressure is good, no error codes on my boiler. I think it's something do with the condensate pipe. Flue seems to be releasing lots of steam too. Pipes are all hot. Just water is coming out lukewarm. It's a Vaillant EcoTEC Pro 28 boiler

Plumber needed for water heater leak

£50

Perivale, Greater London, UB6

14th Feb 2025

I have a water heater that is leaking and needs a repair

Replace a 2port for hot water

£100

Rotherhithe, Greater London

13th Feb 2025

Currently have a broken 2port on our water cylinder meaning the hot water is consistently turned on whilst the boiler is switched on Needs replacing so it will effectively turn off and the hot water only comes on as scheduled

Sage coffee machine, steam not coming and hot water not coming out of

£50

Southgate, West Sussex

10th Feb 2025

Steam and hot water comes through where the coffee comes out not through the steamer..

Install Filtered & Hot Water Tap + Remove Existing Spray Tap

£100

Childs Hill, Greater London

9th Feb 2025

I’m looking for an experienced professional to install a new filtered and hot water tap in my kitchen. The job includes: ✅ Removing the existing spray tap (which has a separate hole in the sink). ✅ Installing the new tap in the same hole (if compatible). ✅ Connecting the filtration and heating system under the sink. ✅ Adjusting and testing all connections to ensure there are no leaks. ✅ Ensuring the heating system is correctly connected to power. Requirements: 🔹 Experience with tap installation and water filtration systems. 🔹 Basic plumbing knowledge for hot and cold water connections. 🔹 Availability to complete the job this week. 🔹 Bring necessary tools for the installation. Please send me a proposal with your experience and availability.

Replace a water valve on my hot water tank

£80

Dollis Hill, Greater London

9th Feb 2025

My boiler pressure is too low due to a faulty 2 port valve leaking. I need an experienced and certified plumber to replace an ESi 2 Port 22mm Motorised Zone Valve ESZV222LM, re wire the valve into the existing control and calibrate the system pressure. The water tank needs to be emptied in order to replace the valve. New replacement valve will be provided.

Tony did a superb job!! Brilliant professional with really strong knowledge about the subject. He replaced my faulty 2 port ESi 2 Port 22mm Motorised Zone Valve on the heating system, connected the wiring to the panel, checked the boiler and did all the tests and adjustments. He did a step by step detailed description of the issues, provided future advice and comprehensive solutions. A really good and certified professional!Totally recommended!!

Fixing hot water

£150

Paddington, Greater London, W2

8th Feb 2025

Hot water stopped working

No hot water + boiler fuse switch tripping

£130

Southgate, Greater London

7th Feb 2025

Job Ad – Urgent Boiler Repair Needed Tonight The boiler has no hot water, and the boiler fuse switch keeps tripping. We need an experienced plumber or electrician to diagnose and fix the issue tonight. Please respond with your availability and rates. Thanks!

Hot water tank installed

£100

North Kensington, Greater London, W10

5th Feb 2025

Need a hot water tank installed in my workspace

Fix my hot water tap

£75

South Croydon, Greater London

4th Feb 2025

hot water tap installed and now not heating up, needs troubleshooter. HANSTROM HOT WATER TAP

Under sink water heater leaking

£50

Perivale, Greater London, UB6

1st Feb 2025

Water heater under kitchen sink is leaking.

Repair a Stuart Turner Monsoon hot water pump

£75

Kentish Town, Greater London, NW5

29th Jan 2025

I have the following hot water pump: Series: 46498 STUART TURNER MONSOON 2.0 BAR SINGLE UNIVERSAL (NEG HEAD) PUMP It recently broke and as a result it stays on. Previously, it was only going on when we were using the hot water tap. I need a plumber to check the issue and repair the pump. I believe it’s either the flow switch or the reed switch component. I don’t have the parts but I trust the plumber to buy the right parts, bring an invoice and I’ll pay before the parts are installed. Thank you. Please note, it's important to get this done before 4 Feb. I’m available and flexible all day 7:30am-21:00. Thank you.

Franke hot water tap fitting

£80

Guildford, Surrey, GU1

24th Jan 2025

We need this tap and tank fitted under our sink. its a boiling water tap. we are flexible on date and time it can be done

Installation of a hot water pump (Grundfos SSR2-2.0 C)

£80

Kentish Town, Greater London, NW5

23rd Jan 2025

I have a new hot water pump to be installed (Grundfos SSR2-2.0 C). The existing pump will also need to be removed. I will collect the pump on Monday morning and I’m available all week 27-31 Jan for the new pump to be installed. https://product-selection.grundfos.com/uk/products/shower-pumps/ssr2-20-c-98950218?frequency=50&pumpsystemid=2560180883&tab=variant-quotation

Overflow is dripping from hot water tank

£50

Dukinfield, Greater Manchester

18th Jan 2025

Overflow is dripping from hot water tank needs new washers or ballcock

One of our Rocket Apartamento machines lost pressure / no hot water

£100

Farringdon, Greater London

13th Jan 2025

Lost pressure and no hot water coming out

Help my hot water

£90

Kilburn, Greater London, NW6

11th Jan 2025

The bathroom hot & cold water button is stuck and cannot be pressed, making it impossible to adjust the hot water for my shower

A truly reliable and nice person who put in great effort to help us find the right model, even on Sunday nights, I know the task was quite emergency but he made it. During the very cold england winter, having such a responsible person assist us in repairing our hot water issues was deeply appreciated. Highly recommended!

Fix the boiler as there is no hot water

£150

Heald Green, Greater Manchester

11th Jan 2025

Heater in radiators are working, but there is no hot running water. Boiler needs to be fixed asap please due to little kids.

Replace 2 port zone valve for hot water tank

£150

Upper Norwood, Greater London, SE19

11th Jan 2025

The 2 port zone valve for the hot water tank has seized and needs replacing.

Hot water not working in shower - plumber required

£75

St George In The East, Greater London

17th Dec 2024

Plumber required to check out and fix shower in bathroom - hot water not working. Other sink in bathroom has hot water and working ok. Possibly some adjustments required in mixer. Thanks

Very prompt and efficient service to replace faulty shower system that wasn't producing hot water. Thanks