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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

Great to deal with. Prompt and friendly

Hot water tank replacement

$300

Great service, no issues at all

Supply and repair hot water tempering valve - licensed plumbers only

$250

Grant fixed everything for us. So efficient and professional. Thank you!

Need a plumber to look at my apartment hot water. It’s not hot enough

$150

Gunn is very professtion and knows his work.

Emergency plumber for hot water geezer leakage

$100

Great experience, highly recommend

Solar hot water pump repair

$50

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

$116 - $280

low

$116

median

$180

high

$280

Low, median and high bar chart distribuiton

Average reviews for Hot Water System Installation & Repair Services

based on 1754 reviews

4.93

1687
36
17
4
10

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5,000+

Tasks successfully completed

3

Average amount of offers per task

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Statistics from the most recent tasks on Airtasker over the last 5 years.

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

Start getting offers to do your task ASAP!

Local, skilled pros

Take your pick of skilled Hot Water System Installers nearby.

Real reviews

Judge for yourself – every task gets a review.

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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

Plumber to replace hot water system

$1,600

Blackwall TAS, Australia

26th Apr 2026

Need a plumber to replace a hot water system

Leaking hot water laundry tap

$150

Forest Lake QLD, Australia

26th Apr 2026

Can you please help me to fix a leaking laundry tap.

Leak inspection, make safe, repair quote for old gas hot water system.

$150

Huntingdale VIC 3166, Australia

25th Apr 2026

Gas hot water service leaking from side fitting/valve connection area. Approx 20 years old. Leak was constant but I have turned the isolation valve and it is now mostly controlled. Need a licensed plumber/gasfitter to attend, inspect the issue, make safe, and advise honestly whether it can be repaired or if replacement is the only sensible option. Looking for: • Leak inspection and fault diagnosis • Make safe / temporary stop if possible • Quote for repair if viable • Advice on replacement only if genuinely required • Please confirm licence and callout fee upfront Located in Huntingdale. Budget set for inspection/callout first. Prefer someone experienced, fair, and not pushy. Please message with availability and total callout cost.

Replacing old commercial instant hot water system

$200

Glenfield NSW 2167, Australia

25th Apr 2026

我家里有一台用了约17年的旧燃气热水器,已无法正常工作,需要更换。 这台旧机器比较特殊,是一台商业/工业级的即热式(瞬时)燃气热水器。 标签显示其燃气入口压力为 50 mbar (Pinlet max 50 mbar),由 SIT 在墨西哥组装。 目前在设备上能找到的标签照片已附上。 “预算 $200 是上门检测费和出方案的费用。换热水器的全包价请在报价时另外报。” 需要您完成的四项工作: 上门检测:请持牌燃气工携带专业设备,实测我家现有的燃气管道压力 (kPa/mbar) 和燃气类型 (Natural Gas 或 LPG)。 评估管径:我家的燃气管道较细 (目测约10mm),请评估是否需要更换管道以满足新家用热水器的供气需求。 提供解决方案:根据检测结果,请告知: 目前的燃气压力能否直接安装普通家用燃气热水器? 如果需要降压,安装一个调压器的费用是多少? 应该选哪种合适的家用热水器 (比如Dux 135L储水式或Rheem即热式),以及对应的全包报价。 提供总包报价:包含拆旧 + 运走旧机 + 提供并安装新机 + 必要的燃气调压器/管道改造 + 调试的固定包干价。 请带着您的 NSW Gasfitting Licence 来报价。任务发布地点在 Glenfield 2167,我可以拍照提供更多旧机细节。

Fix a small leak on hot water system pipe (outside)

$100

Pakenham VIC, Australia

25th Apr 2026

Hi, I’ve got a small leak on my external hot water system in Pakenham. The leak is coming from a fitting/nut on the pipe just above the tempering valve (see attached photos). I’ve already isolated the water supply, so it’s not urgent or spraying — just needs repair/replacement of the fitting (nut/olive or possibly the connection). Looking for a licensed plumber to: * Inspect the leak * Replace the faulty fitting * Ensure everything is sealed properly Flexible with timing, preferably during normal hours. Let me know your quote and availability. Thanks 👍

Fix hot water system

$100

Cottesloe WA, Australia

25th Apr 2026

Only generating a small flame which fails to heat up the water

Hot Water System Leaking

$100

Greenvale VIC, Australia

25th Apr 2026

Hi, my Rheem Gas-boosted Solar Hot Water system is leaking from the top, where the sacrificial anode sits. I'd like a certified plumber to investigate and fix the issue, please. I can provide further details via DM's.

New efficient hot water system please

$4,000

Tarrawanna NSW, Australia

25th Apr 2026

New hot water system quotes wanted for new system/tank plus fitting and working. Remove old Vulcan system (corroded and leaking). Need a system suitable for a family of 5, single phase (at present). We want to Maxim maximise solar use (currently have panels + battery). Additional tasks that are needed include - an outdoor shower (approx 10-15m pipes to run from unit along wall - see pic) - a dripping tap! Budget dependent on the recommended system!

Need a plumber to check gas storage Hot water and fix if possible

$50

St Albans, Victoria

22nd Apr 2026

Hi I want a plumber to check if my gas storage water heater can be fixed, it is leaking water Vulcan 135L gas storage hot water system Thanks Quoc-An

Arrived quick and provided his assessment in a timely manner

Quote For Hot Water Replacement

$50

Narre Warren VIC, Australia

20th Apr 2026

Need a qualified plumber to supply and install a new Rheem 20 hot water unit. Pls see pic for more details.

Great communication and easy to deal with. Thanks again..

Fix shower taps - getting either hot water or cold water

$10

Quakers Hill NSW 2763, Australia

19th Apr 2026

We are getting either hot water or cold water in our shower taps. For eg. When turning the cold tap, instead of progressively getting increasing water pressure, nothing happens and then at some stage, you get a strong stream of cold water. There is likely a problem with the pressure valve. This needs to be fixed in two showers.

Great bloke to work with, punctual, great communication, great piece, very efficient. Would definitely book again

Replace part on hot water service. Leaking from part.

$150

Rye VIC 3941, Australia

19th Apr 2026

Replace part on hot water service

Great communication and excellent work completed. Highly recommended

Continuous Flow Hot Water Heater - Natural Gas

$100

Sanctuary Lakes VIC 3030, Australia

16th Apr 2026

Install (and remove old unit tank) Chromagen Eternity Plus 26L Continuous Flow Hot Water Heater - Natural Gas. Send me a quote for the unit, installation, labour and removal.

Patrick is a delight to work with. Knowledgable and gives you the right advice. Will book again. Thanks Patrick.

Hot Water System Leaking

$100

Clayton South VIC, Australia

13th Apr 2026

Fix a small leak from my hot water system. Brand: Eco Alliance DynaHeat Issue: Small continuous dripping from the relief valve pipe (PTR valve) Location: Outdoor unit Seems to be a constant slow drip

Job done quickly. Thank

Replace Bosch instant hot water system

$155

Maroubra, New South Wales

13th Apr 2026

Replace Bosch instant hot water system. Replacement unit appears to match the existing location, so installation should be straightforward with minimal pipework or repositioning required.

5 stars for excellent, arrived on time the next day highly recommended

Instantaneous Gas Hot Water Repair/Replace

$300

Wyndham Vale VIC, Australia

12th Apr 2026

The gas hot water system has stopped working, I can hear the machine starting up when turning any tap in the house to hot water, but gas doesn’t seem to be running through it. I have checked the switches and nothing visibly seems to be wrong. Need to get it fixed as soon as possible.

Came on time, took care of the job! Would highly recommend him for any job that he takes on, will work with him again.

Gas hot water system not heating up

$100

Aitken Ward VIC, Australia

11th Apr 2026

Gas hot water system Needs to be resetted Water not heating up

incredibly friendly and professional. He took the time to explain the problem clearly Joshua was incredibly efficient. He quickly identified the issue and got to work right away. Highly recommend

Fix Instantaneous Gas Hot Water

$10

West Pennant Hills NSW 2125, Australia

8th Apr 2026

The gas instantaneous system does not light up and it has power so the pilot component needs repairing. I need urgent repairs and I will than change to electrical. Fast fix even with a premium is fine as I need hot water until a find energy efficient electrical

Good work done, quick and efficient. Will use Chris again.

Check hot water system circuit

$300

Biggera Waters QLD, Australia

5th Apr 2026

My brand new hot water system is not getting any power. I have a feeling the circuit is faulty or the connection. I need someone who knows about this to check the connection and the circuit. Need this done ASAP

Sean was very helpful and knew what he is talking about.

Fix small leak at hot water meter compression fitting

$150

Ivanhoe VIC, Australia

4th Apr 2026

I have a minor water leak at my hot water meter. The leak appears to be coming from the compression/union nut directly below the meter (downstream of the isolation valve). A plumber previously applied thread tape, which stopped the leak temporarily, but it has returned. I suspect the olive or fitting needs replacing/reseating. Scope: Inspect leaking compression fitting Reseal / replace olive or fitting as required Ensure no leaks under pressure Notes: Easy access in meter box Small slow drip only Photos attached Must be licensed plumber

Thanks for your help Ben