A professional helping with water heater installation and repair.
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

Great service, no issues at all

Supply and repair hot water tempering valve - licensed plumbers only

$250

He is the best and very knowledgeable. Thanks for all your assistance with the hot water tank.

Rinnai hot water tank not heating water.

$80

Excellent communication , extremely knowledgeable, happy to use Hassan again in the future for other plumbing related issues.

Diagnose No Hot Water / Tempering Valve issue

$200

Gunn is very professtion and knows his work.

Emergency plumber for hot water geezer leakage

$100

Jye was really responsive, made himself available the next day and been helpful in diagnosing the issue with our hot water

Hot water not working at office

$500

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

$115 - $275

low

$115

median

$180

high

$275

Low, median and high bar chart distribuiton

Average reviews for Hot Water System Installation & Repair Services

based on 1756 reviews

4.93

1687
38
16
5
10

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5,000+

Tasks successfully completed

3

Average amount of offers per task

9

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Average time to receive offers

Statistics from the most recent tasks on Airtasker over the last 4 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

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Local, skilled pros

Take your pick of skilled Hot Water System Installers nearby.

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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

Hot water tank not heating??

$80

Durack QLD, Australia

14th Mar 2026

my mother was saying there was not hot water in the shower. i went to check hot water tank and it did not feel hot. checked the vlaue and hot water didnt come out. went to check the main board switch coz i think my tank is a electric hot water tank. but after resetting all switches im still not sure if that did anything. i need someone to help me fix or advise me what is wrong

Replace gas hot water system

$450

Victoria Park WA, Australia

14th Mar 2026

Licensed plumber & gas fitter to install new 20L gas hwu. New / unboxed HWU will be supplied by owner. Existing unit is easily accessible. Allow for new water and gas isolation valves as per manufacturers recommendations Pressure test Provide copy of notice of completion Install in accordance with AS/NZS 3500. Please review the photos and allow for all sundry materials and labour as required. Would be great to have this done by mid week.

Sparking hot water tank

$50

The Ponds, New South Wales

14th Mar 2026

Just moved in to a property, gas has been connected and cant seem to spark the hot water tank.

Hot water system (tank fault light)

$123

Tarneit VIC, Australia

14th Mar 2026

Chromogen hit water solar system. Green Light beeping and flashing.same time water dripping from the roof to down pipe.

Fix a hot water heater

$150

Waverton NSW, Australia

14th Mar 2026

The hot water heater is not working. Need to get it fixed. Thanks!

Fix hot water unit, pilot flame not staying on.

$199

Dandenong South VIC 3175, Australia

14th Mar 2026

Fix hot water unit, pilot flame not staying on. Tried to ignite and pilot.light comes on but not staying on after let go of pilot knob. No sign of moist.

Water leak hot water service

$250

Peregian Springs QLD, Australia

14th Mar 2026

Water leak hot water service pipe

Electrician Needed – No Power to Hot Water System

$10

Glenfield NSW, Australia

14th Mar 2026

Looking for a licensed electrician to check my electric hot water system. The heater is not receiving power, so the water is only warm. System: AquaMAX 250L electric hot water heater (manufactured Aug 2024). Likely issue could be breaker, isolator switch, wiring, or off-peak connection. Location: Glenfield NSW Job: Diagnose and restore power to the heater. Please quote for inspection and repair.

Repair drip shower head and release airlock in hot water tap for bath

$50

Lilyfield NSW, Australia

12th Mar 2026

Washer/s needs replacing on hot and cold shower tap as shower head is dripping. I don’t have the washers. Airlock to be released on hot water tap for the bath.

Efficient and quick but left black rubber marks in the bath. Should have asked for a towel to put in the bath to avoid marking.

Licensed plumber to inspect gas hot water system

$100

Hornsby NSW 2077, Australia

11th Mar 2026

I’m looking for a licensed gas plumber to inspect an external gas hot water system at my house. Recently I noticed a gas smell when the hot water system is operating. The smell disappears when the system is not running. I would like a professional to inspect the unit and gas connections to make sure there is no leak and that the burner and system are operating correctly. Tasks required: - Inspect the external gas hot water system - Check for any gas leaks - Check burner operation and combustion - Ensure the system is operating safely and efficiently

Inspected the hot water system

Install hot water timer + contactor

$10

Upper Caboolture QLD, Australia

9th Mar 2026

Hi, looking for a licensed electrician to install a hot water timer with contactor. Thanks

Excellent work, highly recommended

Electrician needed to get the power working for new hot water system

$200

Redcliffe QLD, Australia

9th Mar 2026

Brand new Thurman hot water system has been plumbed in but power is not getting to the element. Need an electrician to diagnose and fix.

Top guy worked well. Good job done

Plumber Plumbing - Level Hot Water System

$10

Wyndham Vale VIC 3024, Australia

3rd Mar 2026

Need licensed plumber. Hot water unit - Level appliance as required - Drain and disconnect hot water unit - Alter pipework to allow unit to be raised above concrete level - Supply and install concrete base below hot water service approx. 150mm thick - Reinstate unit, lag all pipework - Test and commission system - instead of concrete, if its easier to use brick /quick dry cement, lets do that Please provide your best solution and make sure to be compliant.

Thanks for the quick levelling fix of the hot water system.

Remove a solar hot water system from my roof

$500

Leederville WA 6007, Australia

1st Mar 2026

I would like someone to remove the old solar hot water system from my roof. It is in an awkward spot unfortunately, on the side of the house on a part of the roof that is quite steep. It has already been disconnected so no plumbing required.

Tricky job done well

Fix gas hot water system – pilot won’t light (Aquamax 390)

$120

Nicholls Ward VIC, Australia

1st Mar 2026

My gas storage hot water system (AquaMax 390SS-NG) has stopped producing hot water. The pilot light will not ignite. What’s happening: • The pilot is out and won’t relight • The red igniter button clicks, but there is no visible spark • Not sure if pilot gas is flowing • The big control dial turns, but pilot position isn’t responding normally • No flame appears at all

Guy was wonderful! Went above and beyond to figure out the issue and resolve it for me. Will absolutely use again!!!

Leak on Tempering valve from hot water heater

$200

Marayong NSW, Australia

26th Feb 2026

Small drip coming from the tempering valve on the hot water heater.

Ontime, explained everything and finish the task quickly. Always recommended.

3 way tap needs to be replaced. (Hot water/cold water/ drinking water)

$150

Tarneit VIC 3029, Australia

26th Feb 2026

Hi! I need the 3 way tap in my kitchen replaced. Will pay for the tap as per the cost of the product purchased by you (in addition to charges for installation)

3 way tap replaced as requested for our home. Very efficient and polite gentleman. Highly recommend for quick and efficient plumbing work.

Plumber to replace spindle and washer on hot water tap in bath.

$200

Elizabeth Bay NSW, Australia

25th Feb 2026

Replace broken spindle on hot water tap for bath and re silicone against wall. Onsite parking provided.

Excellent work. Efficient and with good customer service on top.

Looking for Hot Water System Service

$10

Aintree VIC 3336, Australia

24th Feb 2026

Looking for someone to service solar hot water system. The connection at the solar panel at the roof is leaking hence will to be fixed.

Excellent service provided.

Installation of Outdoor Hot Water Unit

$150

West Melbourne VIC, Australia

24th Feb 2026

I am seeking a licensed plumber to install a Rinnai B26 continuous flow gas hot water system onto a steel fence located in an outdoor apartment courtyard. Scope of Works: Install new Rinnai B26 unit (**UNIT WILL BE SUPPLIED BY OWNER**). 240 volt Power Supply already available and located at installation point. Extend existing 32mm gas copper line approximately 10 metres from garage (ground floor basement) to new unit location in external courtyard (Level 1). Gas line to run from basement to courtyard via pre-prepared penetration hole. **Please note GAS FITTING work will be required** by a Certified Plumber. Plumber will be required to provide VBA LICENSE before job offer is approved. Seal penetration point with silicone to prevent water ingress into garage. Connect to existing 20mm PEX hot and cold water lines (already installed by previous plumber). Commission system and ensure correct operation. Additional Requirements: Licensed and insured plumber only Provide Compliance Certificate / Gas Safety Certificate suitable for Body Corporate All works to comply with relevant Australian Standards and regulations Please provide: Quote including labour and materials (excluding unit) Date of Installation If site needs to be inspected before commencement of works, I can arrange for this to occur. Thanks, Federico

Very professional, detailed, and pleasant to deal with. Highly recommended.