GAS HOT WATER SYSTEMS SYDNEY
New!
Fix Now. Pay Later.
PLUMBING
Electrical
Air/Heat
4.8 Rated Techs
Licensed & Insured
Upfront Pricing
Senior Discount
New!
Fix Now. Pay Later.
GAS HOT WATER SYSTEMS SYDNEY
PLUMBING
Electrical
Air/Heat
4.8 Rated Techs
Licensed & Insured
Upfront Pricing
Senior Discount
Industry Leaders in Gas Hot Water Plumbing
When it comes to hot water systems, Sydney homeowners demand solutions that provide consistent hot water, are energy efficient, are reliable, and meet Australian standards. Gas hot water systems fulfil all these criteria while offering an energy-smart, cost-effective alternative to electric hot water systems. Whether you’re replacing an outdated unit, upgrading to a modern model, or installing a new hot water heater, our expert plumbing services are here to guide you.
We offer tailored solutions, same-day installation, and expert advice to ensure you find the hot water system that suits your home or business needs. Choose reliability and efficiency with a gas continuous flow or gas storage system, and enjoy significant cost savings for years to come.
Services Provided By Experienced Plumbers
Why Choose a Network Gas Hot Water Plumber?
Local Expertise
Energy Efficient Solution
Comprehensive Support
Custom Solutions
Our Gas Hot Water Services
Strange smells, poor heating, or higher energy bills? You might need a professional gas heater service Sydney homeowners can trust. At Network Plumbing, Electrical & Air Conditioning, we specialise in complete gas heater servicing, gas heater repairs, and safety checks across all gas heater brands including Rinnai, Paloma, and more.
Our team of qualified gas fitters provides same day service for Sydney homes and businesses, ensuring your gas appliances run safely and efficiently throughout the colder months.
Upgrading from a traditional unit or installing a brand-new gas hot water system? We’ll handle everything. We specialise in various options, including Rheem, to find a tailored solution for your unique needs.
Our Sydney-based technicians provide prompt service and ensure your unit runs efficiently all year round. From quick fixes to preventive maintenance, our team ensures minimal downtime for your water system.
If your old hot water heater isn’t performing, we’ll replace it with a modern, efficient option that perfectly suits the demands of your home or business.
Looking to save both energy and costs? We offer great advice and provide efficient solutions for upgrading your hot water system to reduce energy use and environmental impact.
Benefits Of a Gas Hot Water System
Gas hot water heaters are one of the most popular hot water systems in Sydney. They provide a wide range of benefits that make them a smart investment for your home or business.
Gas hot water heaters are among the most efficient systems available. Unlike electric hot water systems, which continuously use electricity to maintain water temperature, gas hot water systems heat only when needed. This eliminates energy waste, reducing your carbon footprint while cutting costs.
Storage tank systems, though slightly less efficient in continuous heating, often have higher energy ratings and are excellent when paired with solar panels. For ultimate ability, the flow systems heat water instantly when the tap is turned on, ensuring zero heat loss in standby. This makes these systems ideal for homes that value order and savings, no matter the household size.
Homeowner Tip: Pair your gas hot water system with solar panels for a remarkable hybrid solution that provides both ecological and economic benefits, even when relying on off-peak electricity at night.
Tired of running out of hot water during morning rushes? Gas systems, particularly instantaneous hot water systems, ensure you’ll always have reliable, consistent access to hot water, even during peak usage hours.
For homes with multiple bathrooms or appliances, a gas system is unmatched. It can effortlessly handle simultaneous showers, dishwashers, and washing machines without compromising water temperature or flow. Unlike electric hot water systems, which may falter under high demand, gas systems are built to serve busy households with ease.
Real-World Example:
Imagine your family of five taking consecutive showers while the dishwasher runs, all without worrying about running out of water. A continuous gas flow system makes this possible, ensuring uninterrupted comfort.
A key advantage of gas hot water heaters is their rapid heating capability. Gas continuous systems provide near-instant hot water, heating it as it flows through the unit. This ensures you won’t have to wait, no matter the time of day.
Whether you’re hosting guests or simply getting through a busy morning, gas systems are built to meet high capacity demands. Unlike storage-based electric systems, gas water systems heat faster and maintain optimal temperature efficiently.
Ideal Scenario: Homes with frequent guests and larger households benefit immensely from the speed and capacity of gas systems, ensuring no one is left without hot water.
Potentially Lower Operating Costs
Gas systems are typically cheaper to run than electric ones, making them a cost-effective choice. Thanks to Sydney’s competitive prices, you’ll notice the reduced running costs in your bills almost immediately. A gas storage system or gas continuous flow system provides exceptional energy savings over time, making it the go-to option for budget-savvy households.
SYDNEY'S LOCAL TRUSTED TECHNICIAN
Welcome to your ultimate guide for finding the best plumbing, electrical, and air conditioning services near you. Whether you are facing an unexpected emergency or planning routine maintenance, we have made it easy to connect with top-rated professionals in your area.
Our trusted network of experts is just a click away, ensuring you receive reliable and high-quality service for all your home needs. Find the right professionals to keep your home running smoothly and efficiently.
Our 100% Guarantee
Real reviews from real customers
Hear directly from our clients about their experiences with our expert technicians.
I had Aiden and Kieran come to my grandparents house to upgrade their switchboard and they were the most polite and handsome young men i have ever had the pleasure of meeting. I would highly recommend anyone in need of electrical services to ask for these two legends.
Phillip and Sean done a fantastic job reclining the broken pipes at my place (66-72 Dee Why Pde). They were efficient and very friendly compared to some of the other tradesmen we get working here. Couldn’t recommend them enough!
Phillip and Shaun from Network- plumbing did an excellent job. Exceeded my expectations. Totally recommend them.
Phillip and Sean reline installation left side clean
Phillip and Shuan. Relining installation
Spencer came and helped me with a complimentary plumbing inspection which I was very happy with! He also mentioned he was doing some push ups for charity so I had to get a photo of him doing a push up! He went a bit overboard
Phillip and Shaun where very friendly happy with the reline installation
Philip and Sean relied the sewer pipe,
Philip and Shaun reline installation
Phill and Shaun reline installation very kind and let us know what is happening
Phill and shaun reline installation very friendly and let us know what is going on
Great service from start to finish. I had several taps replaced at our home and the work was completed quickly and professionally. A special thank you to Jordan for his excellent customer service. He was friendly, helpful, and made the whole process easy. We’re very happy with the result and would highly recommend Network
Spencer was very good, he explained everything to me, he also check everything else was ok
Spencer was great. Got the blocked drain solved quickly, late on a Friday and checked our inlet hoses. All part of the service. Highly recommended
Sarkis from Network air came to my home today to look at my AC. He was very polite and knowledgable. Highly recommend Sarkis
Spencer was wonderful, very efficient and good at explaining things!
Phillip was friendly
Phillip and Sean came and relined some 100 year old terracotta pipes. They arrived right on time and finished earlier than they forecast. In addition to completing the work in a timely and efficient manner they had to juggle with parking here as there’s a construction site next door. They completed all tasks including cleaning up so that it looks like they have not been here ( although I have seen the photos of the relined pipe!) Many thanks. Andrew Butler
5 stars for Grant and Network! Professional, punctual, and did a great job installing our new hot water system. He explained everything clearly, left the area spotless and made sure everything was working properly before he left. He even helped remove a drain cover which was stuck that wasn't part of the job. Excellent service and highly recommended! Thank you Grant and Network!
I’ve been using the team from Network for several years now. My go-to One Stop Shop for all my electrical and plumbing needs. Today’s job was relatively minor but Tom was - as always - on time, friendly & courteous, skilled and efficient. He got the job done and even added on the installation of a smoke alarm I’d been putting off for months. All for a more than reasonable price. Would definitely recommend.
Tristan was great. Very friendly and very prompt in fixing our aircon system. Highly recommend thanks
Phillip Shaun and Tom Drain work efficiently completed. Surrounding area cleaned up properly. All staff over the two days very polite and hardworking.
Very happy with work done by Spencer. Thorough, knowledgeable and thoughtful. Highly recommend.
On time and very efficient service from Sandro. Who took time to explain what he was doing and reported any problems, if any, on his safety check. We now feel more comfortable with our gas heater. We will be using this company again.
Thank you Spencer and Ethan for a fantastic job in identifying the major problem with my kitchen drain. This is now a permanent fix and no more drainage problems in future.
Phillip and Matty did a great job repairing a burst water pipe earlier this morning. Appreciate the efficient and high quality work.
Phillip and Matty were great with the pipe repair. Cheers boys
Philip and matty best pipe repair!!
Phillip and Matty. Thank you for the pipe repair.
Maddy and Phil repair of burst pipe
Thank you to Will for coming so promptly to fix my electricity network so that I now have access to internet again as well as a better understanding of the work required to make my home compliant with the requirements to have safe electricity in my 1887 home.
Amazing work from Cameron, very professional came out and fixed my leaking tap. On time well mannered overall good workmanship
Cameron did a great job helping us with a leaking ceiling in our unit. He was prompt and respectful, assessed the issue well, and provided good preventative advice. Well done Cameron.
Punctual and professional.
Outstanding professionalism, integrity and enthusiasm entire team (internal and external) on help my senior mother’s house plumbing, electrical appliances getting back on its good condition.
Philip & Shaun & Tyson did great job with realine installation
Ollie and Joey were amazing! They fixed our leaking downstairs WC. They were both very respectful, efficient and did a great job. We couldn't have asked for more! Thanks to both the boys and the entire team for a seamless job from my initial call to having the job completed. Definitely would recommend.
Ollie and Joey did an amazing job for us - quick efficient and left the place spotless! Thanks boys
My family home had some drainage issues where some weird gurgling sounds would threaten to bubble out through the drain when we flushed a toilet, took a shower or used the sink in the bathroom. We thought it was a blockage and bought a plunger to dislodge whatever was blocking the drain. Didn't work, google lied to us. One night, when my sister took a shower the drain decided to surprise the family with an indoor swimming pool where the water pooled out from the laundry and bathroom drains filling up both floors and out to our hallway, yay! Since it's closer to winter and not ideal conditions for swimming, we had to return this surprise gift and mopped up the water. We called Network Plumbing, Terry Hills because of their good reviews and they sent 4 of their best: Joey, Shaun, Luke and Jordan. They stuck a camera through the pipes, took pictures and diagnosed the problem with ease. Turns out the tree outfront was thirsty and wanted to steal some water from us by puncturing 2 of our pipes. The 4 did a brilliant repair job, and were quick and efficient with great senses of humour. They do a final inspection this coming Monday, but for now there is no more gurgling and everything is working as they should! Huge thanks to Joey, Shaun, Luke and Jordan!
Brad was lovely in his manner, and kept us informed of what was needed to be done/fixed along with pricing before starting the work. A very comfortable person to have in our house and the job was completed the same day. Will definitely call this business again and recommend the services
Tristan was very help. He cleaned an serviced my air conditioners very thoroughly. He is friendly, kind and professional.
Job done by Phillip,Monty and Daniel was done very quickly and professionally. Very happy.
Kieran and Aidan were very efficient and tidy workers, Kieran even took his work boots off before entering the bedroom ensuite. They double checked everything before they left and we were very happy with the switchboard upgrade.
Shaun and Phillip arrived right on time. Worked in the rain over several hours to repair my damaged sewer pipes. 2 very nice fellows, polite and friendly. Phillip kept me updated with what they were doing throughout the morning. I am always impressed by the work and reliability of the staff of Network Plumbing who I have been using for many years. Phillip and Shaun were a pleasure to deal with and assured me that I would have no further problems with my pipes.
Nathan was excellent. All plumbing work carried out was first class.Nathan explained our options clearly and was not pushy in any way. I will be using them again in future.
You only know your heating plumber is good when it all goes to custard. Every time I have had to call for emergency support, I am greeted courteously, fast and get a visit the next day. That is a level of reliability you want . Thank you
Cameron and Taison are the best would recommend any time.
Big thank you to Tom who came over to put some new wall lights up. He was efficient, fast and super friendly. I love network plumbing and electrical and use them for all my jobs. And will tomorrow too! Thanks team
Prompt, friendly and helpful advice and recommendations A comprehensive investigation was undertaken with clear and concise solutions
Thomas installed new down lights and suggested a few alterations which we thought was a great idea He was prompt polite and did an outstanding job would recommend network for any work you need
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Frequently asked questions
Have more questions about your gas heater, heating system, or gas appliances? Our team has the answers and reliable solutions to keep you warm and safe.
Replacing a gas hot water system varies based on capacity, brand, installation complexity, and whether existing pipework or gas lines need modification. Rather than quoting over the phone, our Sydney technicians assess your current system, confirm what size and model fit your home best, and explain the options clearly before any work begins – so you get the most value and longevity for your investment.
Common issues include pilot light failures, burner inefficiencies, faulty thermostats, scale build-up, and pressure valve problems. These can lead to inconsistent temperatures, reduced hot water supply, or complete shutdown. Regular servicing helps catch these early, and a professional assessment will determine whether repair or replacement makes more sense.
Well-maintained gas hot water systems in Sydney typically last 10–15 years, depending on usage, water quality, and maintenance history. Systems in high-use homes or hard-water areas may see a shorter life, while regular servicing can help maximise lifespan.
For a Sydney family of four, most homes benefit from a medium to large capacity gas hot water system — typically around 160–250 litres (or the equivalent in continuous flow models). The right size depends on your showering habits, number of bathrooms, and peak demand times. Our team can assess your household needs and recommend the ideal system during an on-site visit.
Signs your gas hot water system may be failing include:
• Inconsistent hot water
• Strange noises from the tank
• Rusty or discoloured water
• Pilot light issues
• Frequent cycling or short runs
These symptoms often appear before total failure. A licensed technician can diagnose the underlying cause and recommend the best solution.
Short hot water duration can be caused by undersized systems for your household, thermostat issues, sediment build-up inside the tank, or compromised burners. Because there are multiple potential causes, it’s best to have a professional assess your system on site to pinpoint what’s limiting hot water supply.
Both types have similar lifespans, often 10-15 years – but durability depends on usage patterns, water quality, and maintenance. Gas systems heat water faster and are often more efficient for larger households, while electric models may be simpler to install but can cost more to run. A tailored assessment helps decide what’s best for your Sydney home.
If you never flush a water heater, sediment and mineral build-up accumulate inside the tank over time. This reduces efficiency, increases wear on internal components, raises energy costs, and can shorten the system’s life. Regular servicing – including flushing as required, helps keep the system performing reliably.
“Better” depends on your home’s needs:
• Gas systems typically offer faster recovery and lower running costs in high-demand households.
• Electric systems may be simpler upfront but can cost more to run.
A professional assessment considers usage, gas availability, energy costs, and your household’s daily hot water patterns to recommend the right choice.
You might consider replacement when:
• The unit is over 10–15 years old
• Frequent breakdowns occur
• Repair costs approach the value of a new system
• Efficiency drops significantly
A licensed Sydney technician can assess your system’s health and advise whether repair or replacement is the smarter long-term choice.
Before complete failure, systems often show warning signs such as:
• Reduced hot water supply
• Loud rumbling or popping noises
• Rust-coloured water
• Pilot light issues or flame irregularities
Catching these early with a professional inspection can prevent unexpected loss of hot water.
You can check for obvious signs like:
• Is the pilot light lit?
• Are there unusual noises?
• Is the water rusty or discoloured?
• Does hot water run out quickly?
However, diagnosing underlying issues or safety concerns, especially with gas systems – should be done by a licensed professional who can safely inspect combustion, pressure, and venting.