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A professional helping with water heater installation and repair.

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4.2

Great rating - 4.2/5 (11114+ reviews)

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Recent Hot Water System Installation & Repair reviews

Danny was exceptional — prompt, professional, and faultless. Hot-water service refitted seamlessly with care and attention to detail. Couldn’t recommend him more highly.

Replace Stiebel Instant Hot water System

$150

Highly recommended!!!! An absolute lifesaver. Efficient, polite and informative. Will definitely be using again. Thank you

Replace hot water hose - kitchen mixer tap

$50

Great communication on time and job done in no time. Highly recommend Josh .

Hot water not coming

$10

Glen is knowledgeable about his line of work and punctual. Would recommend him and his services.

Hot water system repair

$150

Stephen was great. He is very thorough. He made sure there was no water leaks before he left. Cleaned up after himself.

Replace 125L Rheem electric hot water system

$1,000

Paul did an excellent job installing our hot water system. He went above and beyond by improvising to replace the element, handled the pressure valve change perfectly, and gave solid advice on improving drainage. Highly recommend—reliable, skilled, and professional.

Hot water system replacement and other plumbing

$500

What's the average cost of a hot water system installer

$117 - $280

low

$117

median

$180

high

$280

Low, median and high bar chart distribuiton

Average reviews for Hot Water System Installation & Repair Services

based on 1653 reviews

4.94

1596
31
15
3
8

What is Airtasker?

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2,620+

Tasks successfully completed

3

Average amount of offers per task

9

 mins

Average time to receive offers

Why hire a hot water system technician through Airtasker?

When you don’t have hot water flowing through your taps, showers, or tubs, hiring a hot water system specialist via Airtasker is the answer. You no longer have to rely on word-of-mouth to find a reliable water heater installation service near you. Whether it involves unvented cylinders or vented cylinders, Taskers can take care of all your heating system needs.

Put up a task on our platform, provide your address, cylinder specifications, and how soon you want hot water running through your taps. Nearby Taskers will ask about the installation job and give you a free quote. Note that you can choose a Tasker based on their rate, but this doesn’t have to be the only criteria. You can check out reviews and ratings so that you can decide based on their experience and skills.

Once you've accepted an offer, your chosen Tasker will have your unvented or vented hot water system installed in no time. Getting hot water to flow throughout your home is easy and convenient on Airtasker.

Offers in no time

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Local, skilled pros

Take your pick of skilled Hot Water System Installers nearby.

Real reviews

Judge for yourself – every task gets a review.

Flexible pricing

Choose the offer that’s right for you.

What do hot water system installation services include?

Hot water system installation services include all the activities necessary to put a reliable, safe hot water system in your home. This involves installing an unvented hot water system, inspecting the installation area, preparing materials, installing the cylinder or tank, then making the needed connections. After the installation, your plumber can test the system for flaws and address them as needed.

Inspecting installation area

Your water heater installation begins with a thorough inspection of the spot that will house the tank and its components. Your plumber makes sure that the floor is robust enough to support the cylinder's weight and complies with established building codes and safety rules and regulations. If the allotted space is deemed insufficient for the cylinder, your plumber can help you look for an alternative spot for the unvented cylinder service. 

Preparing for installation 

Your plumber makes the necessary preparations for the hot water cylinder installation. If necessary, some plumbers may offer to make an improvised platform of sturdy materials to support the tank's weight. Otherwise, you can hire a Tasker to handle all your carpentry needs.

When appropriate, your hired plumber shuts off the power, gas, and water supply before starting the job. They can take all the necessary measurements to determine the right amount of materials, then cuts and bends wires and pipes to the appropriate lengths and widths. Your plumber may also cut holes into walls or floors as needed to allow pipes or wires to run through.

Installing the cylinder

Once the cylinder's space is ready, your plumber can proceed with the unvented hot water cylinder installation. They can place the cylinder or tank onto its designated space and position. Your plumber takes care not to damage any of the components of the vented hot water cylinder or other pipes and wires in its surroundings.

Installing components and pipes

After the cylinder is in position, your specialist proceeds with attaching the appropriate pipes, wires and components like the Temperature and Pressure Release valve, expansion vessel, immersion heater, and any other pipes and valves. As with all other stages of the unvented cylinder installation, they use appropriate materials and techniques that are compliant with state safety and building regulations and industry best practices. 

Testing the system

Your hired plumber tests the system after completing the installation. They check that each tap and shower head provides hot water on demand and flows with consistent pressure. Should variations in temperature or pressure arise, your plumber can troubleshoot the system and do the appropriate fixes. 

They repeat this process until the hot water system works without any issues. And now that your home has hot water running through your taps, tubs, and showers, why not ensure greater warmth and comfort in every room of your home? On Airtasker, you can also hire an insulation installer who can help you cut down on bills and achieve year-round comfort.

Recent Hot Water System Installation & Repair tasks

Have a Bosch Hydro16 gas hot water unit pilot light turns off

$100

Fitzroy North VIC, Australia

29th Aug 2026

The system doesn't keep the light going this no hot water. It flows, turns on but then drops out Unsure what next to do

Run water pipe external from hot water system to roof

$700

Harrisdale WA 6112, Australia

29th Aug 2026

Run hot water pipe from the hot water system up to the roof. The internal wall pipe is leaking and need to re-run new pipe. Ideally run both cold and hot water pipez

Hot water repair

$250

Robina QLD, Australia

29th Aug 2026

Rinnai HFE250SSL 250L hot watee sys not working, suspect heating element or thermostat failure. need it fixed asap.

Jonny did a great job and explained everything clearly. Nice work

Need a hot water system repaired/replaced

$850

Haynes WA, Australia

29th Aug 2026

Hot water system leaking water, no hot water.

No hot water since yesterday - Plumber needed

$70

Colyton NSW, Australia

29th Aug 2026

I urgently need a qualified plumber to inspect my hot-water system today. I noticed there was no hot water from around 6–7pm yesterday and waited overnight in case the tank simply needed to refill/reheat. However, as of approximately 11:30am today (Saturday), there is still no hot water at all. I have checked the kitchen tap, bathroom tap and shower and the issue is the same everywhere. The hot-water system's main switch is ON, but only cold water is coming through. I don't know what is causing the problem, so I need someone qualified to diagnose the hot-water system and hopefully restore the hot water today as soon as possible. Please let me know your availability today and your call-out/diagnostic cost.

No hot water coming out of taps

$80

Hoppers Crossing VIC, Australia

28th Aug 2026

Suddenly there is no hot water coming out of any taps in the house. The Gas powered water heater tank located outside the house is working and the outlet pipe from that tank that feeds hot water into the house feels hot with hot water in it as it does into the house. But when you on the taps only cold water come out. No hot water coming out of thr hot water taps or thr mixer taps

Scott was great, knowledgeable and good at his job

Hot water repair

$100

Mernda VIC 3754, Australia

26th Aug 2026

Need licensed plumber help diagnose and fix my solar gas hot water system. Module: vulcan vs160. Issue: gas boost doesnt work properly. The water is warm but not hot. The ok monitor has red light flashing.

Punctuated and efficient fix.

Licensed plumber to fix hot water tap

$180

Darlinghurst NSW 2010, Australia

23rd Aug 2026

Licensed plumber needed to repair hot shower tap. The shower has separate hot and cold taps—not a mixer. Hot water works elsewhere, in kitchen & bathroom sink, but no hot water is coming through the shower. It is Grohe brand.

Kieran was fabulous punctual and did a perfect job. Would definitely recommend him.

Hot water in shower pressure low

$100

St Peters NSW 2044, Australia

19th Aug 2026

We have very low hot water pressure in the shower. All other taps are fine. It has been suggested by another plumber it may be the washers, so hoping someone local can take a look please. Licensed plumbers only thanks?

Great job, thanks Glenn!

Hot water tank not working

$100

Crows Nest NSW, Australia

18th Aug 2026

Hot water not coming out of taps

Kieran attended site very fast and did a great job.

Install Brand New Stiebel Eltron 302L Hot Water Heat Pump System

$300

Moorabbin VIC 3189, Australia

18th Aug 2026

I need to install New Stiebel Eltron 302L Hot Water Heat Pump System

Good plumber on time will go back. To him

Instant hot water unit replacement

$150

Melbourne VIC 3177, Australia

16th Aug 2026

I have had a chat with you. And now I am unable to locate the chat

Philip Guy to deal with .price is negotiable. I Wii hire him in the future.

Need a plumber to check hot water in taps

$50

Hampton Park VIC 3976, Australia

13th Aug 2026

Since the last few days, 2 taps in the house have very low hot water pressure. Need to check what’s wrong

Very fast and efficient, will definitely call again

Rheem Hot Water need to light pilot

$100

Pymble NSW 2073, Australia

12th Aug 2026

Model Number: 850360N0 Capacity: 160 litre Water went cold. No water leaking around the tank. Tried to relight the pilot but the Ignition Button stays down. Would like the job done Thursday after 3pm or sometime Friday.

I was very happy with Geoff and the work he did for me. He was ready to talk to, friendly and efficient. I'd use him again.

Hot water tap pressure is too low.

$10

Hammond Park WA 6164, Australia

10th Aug 2026

Hot water taps have very low water pressure. Cold water taps are fine, it is only the hot water tap pressure need to be checked and fixed.

Fixed our hot water system with out any issues.

Replace hot water system

$1,000

North Parramatta, New South Wales

7th Aug 2026

I have a Vulcan hot 80L hot water system that needs to be replaced. I don't have a replacement tank so quotes need to be for the supply of a new tank and installation.

Amazing job! Would highly recommend him for any plumbing work

Fix the hot water pressure in kitchen tap

$100

Cronulla NSW 2230, Australia

5th Aug 2026

The pressure when I turn the tap to hot in the kitchen is non existent. Works fine for cold and in the rest of the apartment. I believe it has a pressure limiter that needs to be removed. I also need a pipe in my bathroom sealed.

Very knowledgeable and honest service! Highly recommend!

I need a new hot water system

$10

Heatherton VIC 3202, Australia

3rd Aug 2026

I’ve had ongoing problems with my thermann hot water unit and I think it’s time for a changeover. Need someone to come out and have a look for me

Brayden made time to complete my task as soon as he could!! He was super punctual and accommodating and completed the job quickly and to a high standard. Thanks Brayden you’re a legend!! Recommend you to anyone that needs a hand 👍