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

Find a professional hot water system contractor in Melbourne

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4.2

Great rating - 4.2/5 (11114+ reviews)

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Recent Hot Water System Installation & Repair reviews in Melbourne

Great service. I’ll be using Jye again. Highly recommend. Knowledgeable and super helpful

Fix my Electric hot water service issues

$100

Arrived on time and mum was very happy with his service .

Turned off tap while using hot water and hot water kept gushing out.

$100

Jye, was easy to deal with and very responsive! Needs hot water unit replaced and he was able to do it next day. Very happy with the service and would definitely use again. Thank Jye!

Electric Hot Water Tank Leaking

$400

Very professional and friendly

Removal of solar hot water unit

$250

Jye arrived on time and fixed the problem quickly and without fuss. Very professional.

I have a sticky hot water tap in the bathroom. It is an apaiser system

$150

Very professional and gets the job done.

Plumbing help with hot water boiler

$150

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

$139 - $301

low

$139

median

$199

high

$301

Low, median and high bar chart distribuiton

Average reviews for Hot Water System Installation & Repair Services in Melbourne

based on 151 reviews

4.91

142
5
3
1
0

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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 in Melbourne

Hot water not working- Rheem (gas stellar)

$200

Armadale VIC, Australia

3rd Apr 2026

Gas hot water system has stopped working. Gas supply to house is fine (cooktop working), so issue seems to be with the unit. Older Rheem outdoor storage system with manual control. No hot water at all – likely pilot light or thermocouple issue but needs inspection and fix.

Amazing work ! Got the job done. Lovely guy

Hi!! I just move into an apartment and I need hot water

$200

Southbank VIC 3006, Australia

2nd Apr 2026

Hii we just moved into our apartment we don’t have hot water, gas,or electricity service can anyone help with any of those things today or if not latest tomorrow afternoon price can be negotiated

Remove and install new hot water system

$150

Carlton VIC, Australia

1st Apr 2026

We need a licensed tradesperson to remove our old leaking Stiebel Eltron hot water system and install our new Stiebel Eltron DHBE 27 LCD AU (60°C, 28.0kW, 3-phase) electric instantaneous water heater in the wardrobe of our apartment unit. We own the new unit.

I have a leaky shower tap for hot water

$100

Fairfield VIC 3078, Australia

1st Apr 2026

Leaky hot shower tap and hot tap for my sink

Best guy at what he does. Couldn't say anything. Will book him back for sure!

Install hot water heater (any type)

$200

Melbourne VIC 3000, Australia

31st Mar 2026

Install a hot water heater, whatever is cheapest, gas or electric. Do not need to remove old system.

Replace hot water heater with new one with VEU rebate

$100

Melbourne VIC 3000, Australia

30th Mar 2026

Replace hot water system shown with cheapest system with VEU rebate

Remove and cap off hot water tap

$50

Brunswick East VIC 3057, Australia

28th Mar 2026

This hot water tap is preventing me from putting a dryer on top of my washing machine. I need it removed and capped off (doesn't need to look a specific way).

Very prompt and friendly. Definitely recommend.

Replacement of instant gas Hot water unit

$200

Elwood VIC, Australia

21st Mar 2026

My existing Rinnai 24 instant gas Hot water unit is leaking and requires replacement. I have obtained a second hand Rinnai 26 to replace it with. I need a plumber to swap the units.

Lachlan was incredibly kind, efficient and made the whole job look easy. Highly recommend!

Remove old wall-mounted gas hot water system (already disconnected)

$210

Northcote VIC 3070, Australia

13th Mar 2026

I need someone to remove and dispose of a small wall-mounted instantaneous gas hot water unit. Details: • Unit is already decommissioned and disconnected from gas and water. • It is only mounted to the wall and needs to be unbolted and taken away. • There is also a short flue pipe through the ceiling that should be removed with the unit. • Installers of the new system suggested the flue may contain asbestos, so they wouldn’t remove it. I cannot confirm this. • Looking for someone comfortable removing the unit and flue and disposing of it. Location: northcote Access: Easy access inside laundry.

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!!!

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.

Plumper Relocate hot water unit

$150

Northcote VIC, Australia

20th Feb 2026

Relocate hot water unit from internal to external. Opposite wall Power disconnected

Mark attended to relocate the hot water unit from internal to external. Mark was professional & so clean. AMAZING to deal with. HIGHLY RECOMMEND

Kitchen mixer install. Hot water isolation valve

$450

Docklands VIC, Australia

9th Feb 2026

hot water isolation valve needs replacing under kitchen sink, no longer functioning. Kitchen mixer tap replacement (supplied)

Got the job done with no issues. Recommend.

Installation of hot water service

$921

Melbourne VIC, Australia

6th Feb 2026

Installation of hot water service

Will recommend to others

Supply of Hot water service

$1,141

Melbourne VIC, Australia

6th Feb 2026

Supply of Rinnai b26, delivery, purchase of extention cord and valves for hot water service

Will recommend to other

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. 👍

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.

Turn the temperature of our hot water down

$80

Thornbury VIC, Australia

5th Dec 2025

Our hot water is way too hot, please turn it down :)

Julian gave me great advice

Hot water system acting up - making noises and leaking

$100

Fitzroy North VIC, Australia

27th Nov 2025

Our hot water system is making a loud buzzing sound and leaking a lot. Has been turned off for tonight but will need some help tomorrow fixing it. Happy to send more pics on request

Carlo was very helpful