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Hot Water Systems Sydney

Family You Can Trust
Hot water repairs, installation & replacements
Gas, electric & solar hot water
Lifetime workmanship guarantee on every job
License #218599c
02 8999 6125
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Hot Water System Specialists in Sydney

Problems with your hot water? There’s nothing worse than a cold shower. Dial Up today for fast, competitively priced hot water repairs in Sydney.

It’s estimated that Australian homes use up to ~27% of total energy on heating water alone. When a hot water system is not working, it impacts the whole family. Our hot water plumbers provide hot water system repairs, replacements, and installations across Sydney. Whether you’re in the Inner West or the Northern Beaches, our plumbers are available 24/7 for same-day hot water servicing. We are licensed to work with gas, electric, and solar hot water systems and brands including Dux, Rheem, Bosch, Rinnai, Vulcan, Aquamax, and Stiebel Eltron.

Dial Up Plumbing is a family owned and operated business with more than 280+ positive Google reviews from real, local customers. We take our customer service as seriously as we take our hot water repairs. Whether you need repairs, a replacement, or to install a new system, we provide honest advice and transparent pricing – every job completed to exceed Australian Standards (AS3500) and backed by the Dial Up lifetime workmanship guarantee.

What Our Customers Are Saying

Dusan Bakija
Mathew Jamtune
oni seru
Finn
Fiona Lannstrom

How it Works

Simple, stress-free process with guaranteed results
1

Get in touch with Dial Up Plumbing by giving us a call, or submitting your details on the contact form. Time is of the essence – we’ll get back to you on the same day with availability, rough costs, and general hot water system guidance.

2

A hot water specialist will be dispatched to your property to assess the current situation, diagnose the problem, carry out the necessary repairs, or provide recommendations for a new/replacement system. We’ll provide all upfront pricing before any work begins.

3

Once a plumber has had a chance to assess the current system and problems, we’ll provide honest, unbiased advice on whether to repair or replace your current system. For systems over 8-10 years where the repairs required are significant, it may be more cost-effective to install a new system.

4

Once the job is finished, we will test temperature, water pressure, and the safety valve to ensure the unit is performing correctly. Where required, we can also produce a certificate of compliance.

1
Call our team on 02 8999 6125 or enquire online to give us a run-down of your drain issue. We’ll ask a few questions, where possible quote over the phone, and get a plumber out to your property right away.
1
Call our team on 02 8999 6125 or enquire online to give us a run-down of your drain issue. We’ll ask a few questions, where possible quote over the phone, and get a plumber out to your property right away.
1
Call our team on 02 8999 6125 or enquire online to give us a run-down of your drain issue. We’ll ask a few questions, where possible quote over the phone, and get a plumber out to your property right away.
1

Get in touch with Dial Up Plumbing by giving us a call, or submitting your details on the contact form. Time is of the essence – we’ll get back to you on the same day with availability, rough costs, and general hot water system guidance.

2

A hot water specialist will be dispatched to your property to assess the current situation, diagnose the problem, carry out the necessary repairs, or provide recommendations for a new/replacement system. We’ll provide all upfront pricing before any work begins.

3

Once a plumber has had a chance to assess the current system and problems, we’ll provide honest, unbiased advice on whether to repair or replace your current system. For systems over 8-10 years where the repairs required are significant, it may be more cost-effective to install a new system.

4

Once the job is finished, we will test temperature, water pressure, and the safety valve to ensure the unit is performing correctly. Where required, we can also produce a certificate of compliance.

Why Homeowners Choose Dial Up Plumbing

Available 24/7 Emergency Service
Rapid Response – We Come to You Fast
$0 Call Out Fee*
Multi-Award Winning Service
Family-Owned & Operated
250+ 5-Star Google Reviews

Hot Water Plumbing Solutions

Hot Water System Repairs Sydney

Our licensed plumbers and gas fitters can repair all types of systems – whether it’s gas storage, continuous flow, electric, solar, and heat pump. We’ll diagnose the problem, provide clear recommendations and pricing, and get the system fixed and running in no time.

Hot Water System Installation Sydney

We can advise on, supply, and install a new hot water system for your home – whether it be a new build, a renovation, or a system upgrade. Dial Up can help to size the system correctly for your household needs and fit new pipework and connections to ensure seamless water heating.

Hot Water System Servicing Sydney

Most storage water systems have a serviceable life of 8-12 years – continuous flow systems can be maintained to operate for longer. We generally recommend a check-up every 12 months, with a major service every 5 years to ensure safety valves and components are working efficiently.

Gas Hot Water Systems

Dial Up are licenced to work with gas connections and gas hot water heaters – we can repair, service, and install new gas instant and storage hot water systems across Sydney. Our plumbers regularly service issues with pilot light failures, fluctuating temperature, and gas supply issues.

Electric Hot Water Systems

Electric systems are the most common across Sydney. We have experience in servicing and installing all types of electric hot water systems – from element replacements to thermostat faults, and full unit replacements across major brands like Rheem, Vulcan, and Thermann.

Solar Hot Water Systems

Solar and heat pump systems are becoming more popular as more NSW households move towards energy-efficient and solar powered devices under the NSW Energy Savings Scheme. We can set up, install, and maintain your solar hot water system to keep your hot water running seamlessly.

Meet the Dial Up Family

Meet the
Dial Up Family

Meet Our Team

The Plumbing Experts Who Show Up
Meet the team that makes Dial Up Plumbing happen. Proudly family-owned and operated, behind every great plumbing job is our friendly team both on and off-site.

Ben & Miriam

Co-Founders & Directors

Charlie

Field Supervisor | Licensed Plumber

Claire

Accounts, HR & Payroll Officer

Chris

Licensed Plumber | Technician

Where We Service

We service and install hot water systems across metropolitan Sydney – whether you’re in the East, West, over the bridge, or in the Sutherland Shire.

Frequently Asked Questions

Got a question about your hot water system? From costs to timelines, we're happy to walk you through it. Just Dial Up

Not every hot water issue will mean needing to replace your system – hot water units are designed to last up to a decade, so if there are minor repairs required, we’ll always opt for servicing rather than installing a new unit for the sake of it.

For older models that require frequent repairs or a big service that’s going to cost more than $1,000, we’re more inclined to recommend installing a new hot water system – especially if you have the option to upgrade to a more energy efficient model.

Solar hot water and heat pump systems are by far the most energy efficient systems available, especially when you consider the NSW rebates and energy schemes available for Sydney residents.

Gas used to be the most efficient if you have an existing gas connection, but it does also mean you’re at the mercy of increasing gas rates.

Electric hot water systems are by design, the least efficient. However, electric heat pump systems can use 60-75% less energy than conventional hot water systems and are very popular across larger Sydney homes.

A new hot water system can cost between $700 for a 50L system, up to $3,000-$7,500 for a 300L-400L capacity system. How much you spend on a new system will depend on the type – solar hot water units are generally the most expensive to buy, but end up being the most cost effective to run. Electric hot water systems are often the cheapest, but end up costing more in energy costs. Gas hot water systems are mid-range to purchase, but running costs will be contingent on the current gas rates.

In terms of installation costs, a replacement or new installation will generally cost between $1,500-$3,000 in Sydney, depending on the unit and type of water heater.

The NSW Government also provides incentives for Sydney homes to upgrade hot water heaters. As of 2026, you can access a discount from the Energy Savings Scheme to lower the cost of switching to a new, more energy efficient system (heat pump or solar).

If you’re eligible, discounts can be:

  • up to $640 when you replace an electric water heater with a heat pump water heater
  • up to $330 when you replace a gas water heater with a heat pump water heater.

Water use behaviours can vary from home to home – the general guide is to size your system by the number of bedrooms within the home, allowing 50-70 litres of hot water per day, per bedroom.

  • 1 bedroom (50-70L/day): 80-125L system
  • 2 bedrooms (100-140L/day): 125-160L system
  • 3 bedrooms (150-210L/day): 160-200L system
  • 4 bedrooms (200-280L/day): 200-250L system
  • 5+ bedrooms (250-350L/day): 250-400L system

Latest News & Blogs

Find out what’s happening as well as the latest news, insights, and tips from the Dial Up Plumbing team.
Blogs
September 1, 2025
How Much Do Plumbers Charge Per Hour in Sydney?
The average hourly rate for plumbers in Sydney typically ranges from $100 to $200, depending on the complexity of the job, the time of day, and the pl...
By Author Author
2 min read
Read Blog Post
Blogs
September 1, 2025
How Much Does It Cost to Reline a Sewer Pipe?
The cost to reline a sewer pipe typically ranges from $400 to $700 per meter, depending on various factors such as pipe diameter, location, and access...
By Author Author
2 min read
Read Blog Post
Blogs
September 1, 2025
How Much Do Plumbers Charge to Install a Kitchen Faucet?
The cost to hire a plumber for kitchen faucet installation typically ranges from $150 to $350. This price can vary based on factors such as the comple...
By Author Author
2 min read
Read Blog Post
Blogs
September 1, 2025
How Much Do Plumbers Charge Per Hour in Sydney?
The average hourly rate for plumbers in Sydney typically ranges from $100 to $200, depending on the complexity of the job, the time of day, and the pl...
By Author Author
2 min read
Read Blog Post
Blogs
September 1, 2025
How Much Does It Cost to Reline a Sewer Pipe?
The cost to reline a sewer pipe typically ranges from $400 to $700 per meter, depending on various factors such as pipe diameter, location, and access...
By Author Author
2 min read
Read Blog Post
Blogs
September 1, 2025
How Much Do Plumbers Charge to Install a Kitchen Faucet?
The cost to hire a plumber for kitchen faucet installation typically ranges from $150 to $350. This price can vary based on factors such as the comple...
By Author Author
2 min read
Read Blog Post
Blogs
September 1, 2025
How Much Do Plumbers Charge to Install a Hot Water Heater?
The cost of installing a hot water heater typically ranges from $800 to $2,500 in Australia, depending on various factors such as the type of heater, ...
By Author Author
2 min read
Read Blog Post
Blogs
May 21, 2025
How to Install a Ceramic Disc Tap Set: A Step-by-Step Guide for DIY Homeowners
Ceramic disc tap sets are increasingly popular in modern homes thanks to their durability and smooth operation. If you’re looking to upgrade you...
By Author Author
2 min read
Read Blog Post
Blogs
May 21, 2025
Tampon Clogged Toilet? Here’s What You Can Do
Flushed a tampon and now your toilet isn’t working properly? You’re definitely not alone. While tampons might seem small and harmless, they’re one of ...
By Author Author
2 min read
Read Blog Post
Blogs
May 21, 2025
How to Install a Ceramic Disc Tap Set: A Step-by-Step Guide for DIY Homeowners
Ceramic disc tap sets are increasingly popular in modern homes thanks to their durability and smooth operation. If you’re looking to upgrade your tapw...
By Author Author
2 min read
Read Blog Post
Blogs
May 21, 2025
Tampon Clogged Toilet? Here’s What You Can Do
While tampons might seem small and harmless, they’re one of the most common causes of blocked toilets. They may not create an immediate clog, but over...
By Author Author
2 min read
Read Blog Post
View All Posts
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We are a family owned business which has been operating throughout Sydney for over 20 years
  • ABN: 84133103349
  • LICENSE #: 218599c
Multi-Awarding Winning Team
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© 2026 Dial Up Plumbing Sydney
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We are a family owned business which has been operating throughout Sydney for over 20 years
  • ABN: 84133103349
  • LICENSE #: 218599c
Finn
Outstanding plumbing service!
Chris was incredibly professional, punctual, and thorough. He quickly found the cause of our drainage issue using a camera inspection and explained everything clearly. The job was done neatly, efficiently, and with great attention to detail. Highly recommend Chris for anyone needing a reliable and skilled plumber.
Greg Whalan
Dial up plumbing were honest and upfront with the costs associated with the job.
In addition, they also too made a video of the problem areas with ongoing comments while the job was being performed.
I’d recommend these guys to anyone who have plumbing issues
Bianca
My family are very satisfied and impressed with this plumbing company. We live in the Liverpool area. Charlie visited us for a quote on a kitchen tap replacement and toilet repairs. He was very friendly and professional, took the time to explain the repairs and discuss prices. Chris then carried out the repairs the same day and he was equally as friendly and professional. We were so impressed with the work.
We also had an emergency hot water system repair after hours the next week. We contacted Charlie who was so very helpful over the phone. Losing hot water can be stressful but he put us at ease. He attended within 30 mins and again explained the issue and cost. Once we agreed on the price he completed the repairs right away and we had hot water again. I have to say again how helpful Charlie was to us because losing hot water can be stressful especially the time of night everyone needs to shower. We are so grateful to finally find a plumbing company that is professional, honest, friendly and genuine on both occasions.
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