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 NSW

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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 NSW

Got the job done

Fix hot water machine

$50

Wonderful. Thank you so much.

Hot water tank installation

$350

Fantastic service and great communication. Highly recommend A++++

Hot water replacement

$250

Very prompt and practical

Leaking hot water system

$175

professional nice tech. highly recommended!!!

Install hot water system

$200

Excellent work! Would definitely use him again. Very happy! 😊

Plumber needed to install hot water supply to sink

$200

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

$109 - $270

low

$109

median

$160

high

$270

Low, median and high bar chart distribuiton

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

based on 580 reviews

4.93

560
9
6
1
4

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Recent Hot Water System Installation & Repair tasks in NSW

Hot water circuit trips and NBN no power

$150

Turramurra NSW 2074, Australia

17th Jul 2026

Need a licensed electrician to inspect why the hot water circuit trips and why the NBN power appears to be off. Need a licensed electrician to inspect why the hot water circuit trips and why the NBN power appears to be off. The property previously had two air-conditioning units removed, and the associated electrical circuits were intentionally disconnected inside swithboard as those units were not reinstalled. Please inspect the switchboard and wiring to determine whether the hot water or NBN issues are related. The disconnected air-conditioning circuits should remain disconnected.

Hot water does not work

$50

Old Toongabbie NSW 2146, Australia

17th Jul 2026

The hot water suddenly stopped I need a technition please to come and fix the hot water system. It’s Winter so we need the hot water urgently thank you

Christian was very efficient Will definitely use his service again

Repair Hot Water Tap in Shower

$100

Rockdale NSW 2216, Australia

17th Jul 2026

The hit water tap in the shower is old and when this is turned on, there is a banging noise in the pipes

Purchase and install new hot water system

$2,100

Werombi NSW 2570, Australia

17th Jul 2026

We are interested in an istore 270L - R290 Model - for 4 people quote should include removal of old system tempering valve new isolation valves pressure limiting value (if required) electrical connection and all rebates. We have solar plus battery set up and want to know the total price with no hidden extras. We are flexible but would like it done sooner rather than waiting months Thanks and regards Jenny and Michael Goldberg

New hot water system

$800

Warilla NSW 2528, Australia

17th Jul 2026

I would like quotes to replace a small hot water system currently a 50 litre but would like a price for a larger system or an instantaneous bottled gas heater. It is leaking from underneath the system.

Supply and install RINNAI INFINITY 26 HOT WATER SYSTEM INSTALLATION

$100

Randwick NSW 2031, Australia

15th Jul 2026

Supply and install new RINNAI INFINITY 26 HOT WATER SYSTEM INSTALLATION. Remove old hot water system.

Replace gas hot water system

$150

Woollahra NSW 2025, Australia

14th Jul 2026

Need someone to remove the current not working one and install the new one (Gas) hot water system. Haven’t bought any new water system yet. Suggestions would be appreciated Please quote the price with removal and installation. Thank you!

Switch hot water and cold water valve under sink

$50

Guildford NSW 2161, Australia

14th Jul 2026

Dishwasher installer informed us the dishwasher is connected to the hot water valve and it needs to be connected to the cold water. We need a plumber to switch the two so it connects to the cold water or if switching it not allowed to put in the correct ones. I’ve inserted photo showing the dishwasher being connected to the hot water underneath.

There was more to the job we didn’t realise and he was happy to do the new fixes right away. Thanks!

Rheem continous hot water commissioning - today

$100

Lane Cove West NSW 2066, Australia

10th Jul 2026

A newly installed Rheem continuous flow hot water unit was installed yesterday but is displaying Error Code 11. The ignition turns on for 30 seconds and turns off possibly due to low inlet gas pressure. Looking for someone who specialise in diagnosing and fixing the issue without tempering the Rheem Hot water unit which might void the warranty.

Hot water system repair

$200

Claymore NSW 2559, Australia

10th Jul 2026

I have a Rinna 135L hot water system at a property. It is streaming like a tap from the overflow, warm water

Very efficient, Absolute gentleman

Solahrt hot water system needs repair

$400

Rosebery NSW 2018, Australia

9th Jul 2026

Roof top Solahart hot water system heating element is not working and probably needs replacement. Located on a two story house is at least 10 to 15 years. Water heats from sun but not electricity.

Brandon came quickly was very knowledgeable and very helpful. I’d highly recommend him.

FIX HOT WATER TAP IN SHOWER

$80

Mosman NSW 2088, Australia

7th Jul 2026

My hot water tap in my shower keeps spinning and won’t turn off. I think the spindle is broken. Need someone to replace it

Very professional and quick. Will use again if we ever need another plumber

For replacing , Parts u h get Shower set n Both tap knobs

$200

Granville NSW 2142, Australia

5th Jul 2026

U bring parts - Replacing with new - shower hose and both hot water n cold water knobs

Very happy with Ahmad's work very profitional and excellent service thanks Ahmad will highly recommend his services

Replace hot water dishwasher pipe

$130

Rosebery NSW, Australia

26th Jun 2026

Looking for a qualified plumber to replace a leaking hot water pipe (see attached photos). The section needing replacement is approximately 1–1.2 metres in length. Access is straightforward, lower section, under the sink. Please bring necessary tools and materials. The final price to include the work + pipe + other materials needed

Gustavo was punctual, efficient, and did an excellent job replacing our dishwasher pipe. His communication throughout the process was outstanding, and he was a pleasure to deal with. I highly recommend his services and wouldn’t hesitate to hire him again.

Need plumber to investigate hot water issue

$150

Erskineville NSW 2043, Australia

24th Jun 2026

Our hot water is very warm but not hot. It used to be hot. We live in an apartment and our neighbours say their water is hot. Gas/electric company say no issue on their end. Building management says it may be a tempering valve issue.

Great communication!

Plumbing hot water system

$150

Little Bay NSW, Australia

10th Jun 2026

Replace an isolating valve and leaking pressure limiting valve on a hot water system. I already have the valves but they are slightly longer than the ones being replaced so the copper pipes will need to be adjusted to accommodate them.

Efficient,friendly and knowledgeable.

Leaking copper pipe connection on hot water

$150

Kellyville Ridge NSW, Australia

6th Jun 2026

There is a leak at the connection of the copper pipes for the hot water system

He was friendly, knowledgeable and thorough. I recommend him.

Need plumber for leaks fixes and hot water system upgrade

$10

Corndale NSW 2480, Australia

1st Jun 2026

1. Hot water system turns off while using; investigation required and maybe upgrade 2. Leak under sink fix 3. Leak roof investigation 4. Leak outdoor pipe fix 5. Dual gas system pipe implementation

Alex is very helpful, kind and handy with tools.

Connect electric hot water unit

$220

North Gosford NSW, Australia

22nd May 2026

Connect electric hot water unit. Hot water unit already installed. Electric connection only required. Existing power supply may need to be shortened or lengthened to suit new water tank.

He was great. In and out and got it done. Very pleasant as well :)

Swap over hot water tank

$350

Allambie Heights NSW, Australia

20th May 2026

I have a 160lt hot water tank, it has failed and need a plumber to swap it over. I will pick up the tank and have it ready.

Julian did a great job, communication was really good and showed up on time. Would definitely hire again