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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

Gunn is very professtion and knows his work.

Emergency plumber for hot water geezer leakage

$100

Work as expected it. Reliable

Replace hot water system

$5

Friendly, efficient and knowledgeable guy! Would definitely recommend & use again!:)

Replace or fix broken hot water shower tap

$60

Brandon was right on time. Communication was clear. Listened to me try to explain the plumbing problem we had then he explained what he thought it may be and his process to confirm and rectify and he was spot on. No drama No Fuss. Great work.

Hot Water temp and pressure problem

$70

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

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

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

$112 - $270

low

$112

median

$180

high

$270

Low, median and high bar chart distribuiton

Average reviews for Hot Water System Installation & Repair Services

based on 1754 reviews

4.93

1683
40
15
5
11

What is Airtasker?

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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

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

Need to look at the solar hot water service panel on the roof.

$150

Mernda VIC, Australia

4th Feb 2026

I notice the solar hot water service panel on the roof looks like wires are coming out on the side or broken.

HOT WATER TRIPPING ON THE BOARD

$100

Northbridge WA, Australia

4th Feb 2026

My hot water system is tripping at the switch board.

Hot water service issue

$100

Elwood VIC, Australia

4th Feb 2026

Apartment in Elwood. Hot water working fine in the morning but not in the evening.

Install hot water supply and a sink

$2,000

Sydney NSW, Australia

4th Feb 2026

Install hot water supply to an office space. Install a sink

Replace Burst Cold Inlet Braided Flex Hose – Solar Hot Water System

$150

Aintree VIC 3336, Australia

4th Feb 2026

I’m looking for a licensed plumber to replace a burst braided flex hose on the cold-water inlet of my solar-boosted hot water system. This appears to be a small, straightforward repair (flex hose replacement rather than major system work). System Details: - Rinnai Solar S26 storage tank with gas booster - Leak is from the cold inlet flexible braided connector (hose has split) - Water supply has already been isolated at the inlet valve - Power to booster/pump has been switched off for safety Work Required: - Supply and replace the burst cold inlet flex hose (standard potable-rated hose) - Check/tighten fittings if needed - Restore water and confirm no leaks - Quick pressure/leak check after replacement This looks like a fairly straightforward job for an experienced and licensed plumber (hose swap rather than major system work), so I’m hoping for a reasonable fixed-price quote including: call-out, labour and parts. Thanks.

Gas Hot water system repair

$220

Truganina VIC 3029, Australia

3rd Feb 2026

Looking for an plumber to inspect and repair a hot water system Issue: Loud intermittent beeping/alarm day and night from the behind cover Appears to be a fault alert from the unit/controller Video link : https://youtube.com/shorts/dyji4lMQ248?feature=shared Make/Brand: Midea Chromagen solar water solutions Model: M20 (JSW40-20VH) Product: Continuous flow gas water heater System installed in 2021 Fault diagnosis (controller / sensor / safety issue) Location: New Truganina (Grandview estate near Rock bank) Timing: Flexible

Hot water controller

$50

Silverwater NSW, Australia

3rd Feb 2026

I need a plumber to just come and check the hot water at my place. The hot water comes and goes, I need them just to tell me what's been happening and should do.

Install hot water system (natural gas)

$500

Mount Tarcoola WA, Australia

3rd Feb 2026

Installing hot water system natural gas

Hot water issue

$10

Gold Coast QLD, Australia

30th Jan 2026

Have problems water isn’t very hot

Good service, efficient

Plumber for leaking hot water pipe + bathroom renovation quote

$150

North Bondi, New South Wales, 2026 Australia

29th Jan 2026

Hot water pipe under bathroom sink suddenly started leaking last night. Hot water turned off at hot water heater stopped leak. Need fix + quote for bathroom renovation

Great plumber. Helpful, efficient. Highly recommend.

Hot water to washing machine

$100

Moorooka QLD, Australia

29th Jan 2026

I require a hot water tap above the washing machine , currently only cold. Copper lines behind or above to connect to, sink with hot & cold next to it

James was awesome to deal with. Tidy work & efficient.

Plumber hot water pipe burst

$10

Caroline Springs VIC, Australia

28th Jan 2026

There has been a sudden water pipe burst from cutting off hot water supply to the house hold. Requiring attention.

Isaac was a very knowledgeable plumber who came observed the leak and completed the required replacement fix.

Licensed Plumber – No Hot Water Flow (Apartment)

$200

Toowong QLD, Australia

26th Jan 2026

Need a licensed plumber to diagnose and fix a hot water issue in an apartment. • Hot water tank is heating • Pipes near tank are hot • No hot water flow at any taps (cold water OK) • Likely valve or blockage (tempering or isolation valve) Looking for diagnosis first, with repair if straightforward. Must be licensed and insured. Happy to adjust price if parts or additional work required.

Very happy with Chris’ professionalism and capability. Would highly recommend.

Hot water tank - pressure relief value replacement

$175

Mont Albert VIC, Australia

25th Jan 2026

I have an AquaMax 390 gas hot water system. The pressure relief value has been leaking for some time and now it has got worse to the point it needs to be replaced.

Switched over a pressure release value on my hot water tank. Arrived on time, excellent communication. Really easy to work with. Thanks.

Unplug sink blockage and connect hot water to washing machine

$125

Lane Cove West NSW 2066, Australia

25th Jan 2026

Unplug sink blockage and connect (a) hot water to washing machine; and (b) dryer drainage water to the plumbing pipes (versus dryer water tray).

Fast, and efficient.

Leaking at the hot water pipe connection.

$200

Melbourne VIC 3000, Australia

17th Jan 2026

The hot water pipe connection has cracked and is leaking. It needs to be replaced. As show in the photos.

Fast and efficient job

Hot water unit replacement (+leak fixed)

$1,250

Balaclava VIC, Australia

17th Jan 2026

Replace continuous hot water unit for one bedroom apartment. i need the job done by Monday 19th afternoon . See pictures of unit for details. Also need a very minor leak fixed under sink. Thanks.

Yep he's alright. 👍

Hot water system

$20

Mount Druitt NSW 2770, Australia

13th Jan 2026

Need trade person ( licensed ) for hot water system to check Piolet is turning on but readily switches off when burner is being lit.

Great job Ibrahim very fair price thanks

Turn on Aquamax Gas Hot Water Unit

$55

Brunswick VIC, Australia

9th Jan 2026

Looking for someone to get an existing Aquamax gas hot water unit up and running. Was working pre-Christmas just hasn’t been turned back on as it was switched off. Current status: • Pilot light is on and working • Water supply is on and running • Power is on and active It should be a quick and straightforward job for someone familiar with these systems — likely just final setup / adjustment. Photos attached for reference. Location: Brunswick Flexible timing. Please comment with experience and availability.

Fantastic. Quick, efficient and super happy.

Hot water preasure issue

$100

Scarborough WA, Australia

6th Jan 2026

Hot water preaaure is weak. New hot water system installed aboit 12 months ago.

Great comms, went the extra mile, brilliant!