R&G Plumbing Gas & Drainage

Hot Water System Repair & Replacement Sydney | R&G Plumbing | Same-Day
Sydney's Hot Water Specialists

No Hot Water in Your Home? We'll Get It Running Again, Same Day.No Hot Water? We'll Fix It Today.

Cold shower this morning, a unit that has started leaking, or a pilot light that just will not stay lit? Our licensed Sydney plumbers and gas fitters repair, replace and install every type of hot water system, available 24/7, with a $0 call-out fee and a fixed price before any work starts.Same-day hot water repairs and replacements across Sydney, with a $0 call-out fee and fixed pricing before we start.

5.0 300+ Google reviews
$0 Call Out FeeOn every job
Licensed & InsuredFully covered
24/7 Same-DayDay or night
10% Seniors DiscountEvery job
Trusted. Local. Reliable.

Why Sydney Homeowners Choose R&G for Hot Water

Same-Day Hot Water Service

A morning without hot water is not the time to wait. We respond fast, and most repairs and replacements are sorted the same day.

$0 Call-Out Fee

You should never pay just to have a plumber turn up. We assess the system and give you a clear, fixed price before any work begins.

All Brands, All Types

Gas, electric, heat pump or solar. We service every major brand, including Rinnai, Rheem, Bosch, Dux, Aquamax and Stiebel Eltron.

Licensed Plumbers & Gas Fitters

Hot water work needs the right tickets. Every job is handled by a fully licensed plumber and gas fitter, with close to two decades of experience across Sydney.

Hot Water Plumber Sydney

From a Quick Repair to a Full Replacement, Sorted

Whether your existing system just needs a small fix or it is finally time to upgrade, we repair, replace and install every kind of hot water system, with a same-day response across Sydney.

Same-Day Hot Water Repairs Sydney

Same-Day Hot Water Repairs

Failed elements, faulty thermostats, dodgy valves, leaking fittings and pilot lights that will not stay lit, all diagnosed and fixed fast, with common parts carried on the van.

Hot Water System Replacement Sydney

Hot Water System Replacement

An old unit that is leaking, rusted out, or just past its prime? We supply and install a like-for-like or upgraded system, often the same day, with the old unit removed and disposed of for you.

Gas Hot Water Systems Sydney

Gas Hot Water Systems

Gas storage tanks and continuous flow units installed, repaired and gas-checked by licensed gas fitters. Rinnai, Rheem, Bosch and more.

Electric Hot Water Systems Sydney

Electric Hot Water Systems

Storage tank repairs, new elements and thermostat installs, and full replacements, including off-peak and tariff-33 setups.

Heat Pump Hot Water Sydney

Heat Pump Hot Water

Energy-efficient heat pumps installed, including rebate-eligible models. We help you pick the right size for your household and the way you use hot water.

Solar Hot Water Systems Sydney

Solar Hot Water Systems

Solar booster repairs, panel and tank servicing, and full replacements when an ageing solar system has finally had its day.

Why R&G

Comparing Hot Water Plumbers? Let's Make It Simple

Here's how R&G Plumbing compares to the average plumber when your hot water has packed it in.

What MattersR&G PlumbingOther Plumbers
Call-Out Fee$0 call-out fee on every jobHidden or added call-out charges
Same-Day ServiceSame-day repairs and replacements in most casesOften days of waiting for parts or quotes
All System TypesGas, electric, heat pump and solar, all major brandsLimited to one or two system types
LicensingLicensed plumber and gas fitter on every jobMixed crews, sometimes unlicensed for gas
PricingClear, fixed quote before work startsSurprise costs once the job is done
GuaranteeWorkmanship and parts backed by a guaranteeLittle or no cover on the work
How It Works

From No Hot Water to Hot Showers in Four Simple Steps

No guesswork and no surprise bills. Here is exactly what happens from the moment you call.

01

Diagnose the Fault

We start by checking your system to find the real cause, whether it is the element, the thermostat, a valve, the gas supply or the tank itself. No guesswork, no upselling.

02

Upfront Fixed Quote

You get a clear, fixed price to either repair the existing unit or replace it, with the pros and cons of each option explained in plain English.

03

Repair or Replace, Same Day

Most repairs and like-for-like replacements are completed the same day, with common parts and popular systems carried with us where possible.

04

Test, Tidy & Guarantee

We test the system end to end, tidy the work area, hand over your compliance certificate, and back our workmanship with a guarantee.

5.0
Based on 300+ Google reviews
S
Sarah K.
3 days ago

"Hot water died on a Saturday morning. R&G had a new gas unit installed and running before lunch. No call-out fee, fixed price, and they took the old one away. Excellent."

M
Michael D.
1 week ago

"Heat pump was tripping the power. They diagnosed a faulty element, replaced it the same day, and explained everything clearly. Honest, no upsell."

J
Jenny L.
2 weeks ago

"Booked them to replace our old electric tank with a heat pump. They handled the rebate paperwork, did a tidy install, and our power bill has dropped noticeably."

T
Tom R.
3 weeks ago

"Pilot light kept going out on the gas system. They sorted the thermocouple and serviced the unit while they were here. Fair price, friendly bloke."

P
Priya S.
1 month ago

"Leaking storage tank flooded the laundry on a weekend. R&G came out fast, replaced the unit and tidied up the mess. Cannot fault them."

Book Today

Book Your Hot Water Replacement, and We'll Remove the Old Unit, Free

Book a hot water system replacement with R&G, and we will remove and dispose of your old unit at no extra cost. Same-day appointments available across Sydney.

FREE
Old Unit Removal & Disposal
Included when you book a hot water system replacement
Service Areas

Areas We Cover Across Sydney

We service hot water systems across northern Sydney, with the North Shore as our priority area. Not sure if you are covered? Call us, and we will confirm on the spot.

Priority Area

North Shore & Lower North Shore

Hornsby, Wahroonga, Turramurra, Pymble, Gordon, Killara, Lindfield, Roseville, Chatswood, Willoughby, Artarmon, St Leonards, Crows Nest, North Sydney and Mosman, plus Macquarie Park, North Ryde, Epping and Eastwood.

Also Servicing

The Hills & Central North

Castle Hill, Baulkham Hills, Seven Hills, Winston Hills, Northmead, Carlingford, North Parramatta and Parramatta.

Also Servicing

Western Sydney

Mount Druitt, Blacktown and the surrounding suburbs.

Still Have Questions?

Frequently Asked Questions

How quickly can you repair or replace my hot water system?

In most cases, the same day. We offer same-day repairs and replacements across Sydney, and we are available 24/7 for urgent situations like burst tanks or major gas leaks.

Should I repair my hot water system or replace it?

It depends on the age, condition and cost of the repair. If your unit is more than 10 to 12 years old, leaking from the tank, or facing a major repair, replacement is usually the smarter call. We'll explain both options in plain English and let you decide.

What type of hot water system is best for my home?

Gas continuous flow suits most homes with a gas connection. Heat pumps are the most energy-efficient option and often qualify for government rebates. Electric storage is simple and reliable. We will recommend the right type based on your household size, energy connection and budget.

Do you carry parts and systems with you?

For most common jobs, yes. We carry elements, thermostats, valves and seals on the van, and we have direct access to all major hot water brands, so a new system can usually be on site the same day.

Are you licensed for both plumbing and gas?

Yes. Every job is done by a fully licensed plumber and a licensed gas fitter when gas is involved. You will receive a compliance certificate at the end of every install.

What brands do you install and service?

All major brands, including Rinnai, Rheem, Bosch, Dux, Aquamax, Stiebel Eltron, Sanden, Reece and more. If you have a specific brand in mind, just let us know.

Get In Touch

Get Your Free Hot Water Quote

Tell us what is going on with your hot water, and our team will get back to you quickly with a transparent, no-obligation quote.

Same-day service

Across Sydney, with 24/7 availability for urgent hot water failures.

$0 call-out fee

We assess the system and quote before any work starts.

Licensed and guaranteed

Fully insured, with workmanship and parts backed by a guarantee.

Hot water Form

Tell us what is going on and our team will get back to you quickly.

$0 call-out fee. Your information is safe with us.

Lost Hot Water in Sydney? Let's Get It Running Today.

Whether it is a quick repair or a full system replacement, call R&G now for same-day service, a $0 call-out fee, and a fixed price before any work starts.