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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4.3

Excellent rating - 4.3/5 (10900+ reviews)

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Recent Hot Water System Installation & Repair reviews in NSW

Great job mate!

Fix Hot water unit leakage

$200

Mark was efficient and helpful and made himself available for an urgent job replacing our hot water system after it had burst. Would have him back again.

Urgent plumber needed for leaking hot water tank

$300

Craig was timely and easy to deal with.

Fix leak from hot water system

$150

Good job, well done! great communication.Thanks James

Plumber for leaking hot water tap in shower

$100

Awesome results thanks Jake!

Low water pressure with hot water

$150

James was great, very communicative and responsive to questions. 100% would recommend James to others and I intend to be a repeat customer should the need arise. Thanks for your assistance, James.

Fix hot water system

$75

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

$101 - $250

low

$101

median

$150

high

$250

Low, median and high bar chart distribuiton

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

based on 524 reviews

4.93

504
11
4
1
4

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Recent Hot Water System Installation & Repair tasks in NSW

Rinnai instantaneous hot water system fix

$100

Frenchs Forest NSW 2086, Australia

13th Dec 2025

Rinnai instantaneous hot water system ignites but does not heat water. Brand new home.

Rinnai instantaneous hot water system fix

$100

Frenchs Forest NSW, Australia

13th Dec 2025

Rinnai instantaneous hot water system ignites but does not heat water. Brand new home - likely blocked inlet water filter

Check hot water plumbing

$150

The Ponds NSW, Australia

11th Dec 2025

Hot water plumbing needs a check - it takes a long time for the hot water to reach shower upstairs, fix hot water issue in the kitchen

Chris pin pointed the problem with the heating system. We will continue working with Chris to fix the problem.

Need a plumber to connect hot water system 25lto a new kitchen install

$300

Swansea NSW 2281, Australia

11th Dec 2025

Need a new 25 L hot water system from Bunnings connected to the new little office kitchen install

Hot water heater leaking - need plumber to fix

$150

North Bondi NSW 2026, Australia

11th Dec 2025

Hot water heater has a slow leak. It’s coming from the connections up top. Photos and video attached. I have a video I can send through which shows it better

Highly recommend David

Need to fix hot water boiler

$20

Lakemba NSW 2195, Australia

11th Dec 2025

Hot water system not working, need to fix or replace

Flexible, reliable, friendly and cooperative, recommended.

Replace gas hot water

$10

Ryde NSW, Australia

9th Dec 2025

Please see picture. I live in a unit which iam the owner and the internal gas hot water seems to have died doesn’t turn on or clicks when turning the hot water on. But hard pressing the power on button the lcd comes on and says “FO” which google says stands for flame out. Please provide supply and install for new system or if the current one can be fixed or not which I doubt but you guys are the pro. Needs to be licenced and insured

Hot water repair

$100

Windsor NSW 2756, Australia

8th Dec 2025

Hot soak tank heating element and capacitor need to be looked

Need a plumber -fix the hot water tap splitter

$200

Cromer NSW 2099, Australia

23rd Nov 2025

The splitter for our washing machine has started leaking. I believe it’s because the part is cheap and broken. I need someone to come out a new splitter in for just the hot water tap and reconnect the hot water tap hoses

Very quick efficient and good communication

Replace mesh hoses and replace 1 vanity, adjust hot water temperature

$300

Parramatta NSW 2150, Australia

16th Nov 2025

Hi Team, the task is the following: I need a plumber to, change the mesh hoses for following : Duplex1: Kitchen sinks x4m2 Bathroom vanity x3 Toilets x3 Laundry x1 Duplex1: Kitchen sinks x4 Bathroom vanity x4 Toilets x4 Laundry x1 Please supply the hoses (ideally from Reece), Will pay for materials separately, please provide estimate and receipts, will re-imburse. Task location: parramatta Replace a 500mm x250mm vanity, I will supply the replacement vanity. Reprogram the hot water system, as the current setting is too high. Will add more photos.

Thank you Jake, great work.

Disconnect Salon Hair Wash Basin + Hot water (plumber)

$150

Edensor Park NSW, Australia

13th Nov 2025

Hi, I need someone to safely disconnect a salon hair wash basin. The cold water is already shut off, but the hot water won’t fully turn off, so I need someone who knows plumbing to shut it off properly and disconnect everything safely. What I need done: • Turn off hot + cold water fully • Disconnect the basin hoses • Cap both water pipes so there are no leaks • Seal/cap the drain pipe so no smells or water come through • Make sure everything is left safe and dry after removal Should be a quick job for a plumber or experienced handyman. Located in Edensor Park. need this Done ASAP Please bring the tools and caps needed.

Awesome job, quick and good price. Highly recommend

Plumber swap hot water system, install new shower head and tap handles

$300

St Peters NSW 2044, Australia

12th Nov 2025

Swap out hot water system to new electrics system (sparky will do hookup separately) install new shower head and tap handles. I have three phase power. New water heater going in exact same spot.

Excellent spent extra time to ensure it was done right and came back the next day to tidy up!

Fix hot water tap in shower

$300

Elizabeth Bay NSW 2011, Australia

8th Nov 2025

Hot water tap in shower won’t turn off. Needs fixing or replacing. Water just keeps running. We’ve had to turn water off at main. Keen to have both hot and cold taps in shower replaced, plus hot and cold taps on bathroom sink, and hot and cold taps in the bath.

Great work! Appreciate the work.

Replace hot water temperature limiting valve

$80

Woodcroft NSW, Australia

2nd Nov 2025

Replace temperature limiting valve on Rheem 170L gas hot water system. Part supplied

Mathew arrived on time, carried out his task of replacing tempering valve on the hot water tank professionally. Highly recommended.

Plumber required for minor task to tighten hot water tap in shower

$150

Clovelly NSW, Australia

21st Oct 2025

Hot water tap in shower is loose. Sink tap is also leaking slightly so may need to grouting. Very minor task I don’t imagine it will take long!

Was able to attend the the task quickly and efficiently. Fair price also. Would highly recommend.

Tankless instant electric hot water for kitchen sink

$10

Glenwood NSW 2768, Australia

20th Oct 2025

Instant tankless electric hot water system for kitchen Zink

Excellent service. Understood the requirements and completed in a very professional way. Confident in diagnosing and ability to fix the issue

Valve replacement hot water tank

$250

Woolloomooloo NSW, Australia

17th Oct 2025

Rheem 80L tank 10 years old needs presser release valve replaced

Good work and honest feedback about needs. Thanks again Mark

Plumber to fix laundry hot water tap

$100

Sydney NSW, Australia

14th Oct 2025

Hot water tap needs fixing or replacement. Water not turning off. I believe the washer has gone. Sussex Street Sydney. Parking available.

Fantastic work, highly recommend

Relief Valve replacement on hot water tank

$150

Bangor NSW 2234, Australia

12th Oct 2025

Relief valve on Rheem Hot water system is leaking consistently (slow drip) - needs to be replaced. Current relief valve details (all details written on valve): Rheem HTE55-1 1000kPa 99C 10kW DR AS1357.1 WMKA0938

Quick and easy to work with

Hot water tempering valve replacement

$180

St Ives Chase NSW 2075, Australia

8th Oct 2025

Our hot water tank works, heating element and thermostat replaced this week already. When running overflow it’s coming out scalding hot, but when running indoor tap it’s luke warm. Tempering valve cannot be adjusted any further, needs replacement. Would like a licensed plumber to supply and replace valve.

I would highly recommend Gordon. Very knowledgable and great to do business with.