Hot Water Systems in Warumbul
The 2229 postcode, covering Warumbul, Caringbah, Caringbah South, Dolans Bay, Lilli Pilli, Port Hacking and Taren Point and surrounding areas, is home to around 12,138 households. With many households already generating their own clean solar power, many are now looking at how they can make their entire home energy system more efficient, with hot water heating often the logical next step.
With hot water roughly accounting for a quarter of the average home's energy use, switching to an energy-efficient hot water system is one of the biggest opportunities for savings. Across Warumbul and the 2229 area, 533 homeowners have already switched from older electric storage and gas hot water systems to solar hot water or air-source heat pump systems that draw on clean, renewable power while also claiming the hot water rebates to reduce their hot water heater system cost. These highly-efficient systems not only help cut energy bills but also reduce carbon emissions and improve overall energy independence.
With Warumbul's climate delivering an average of 4.6 kWh/m² per day, conditions are ideal for hot water systems and hybrid heat pump systems that harness both sunlight and ambient air temperature to heat water efficiently all year round. When paired with existing rooftop solar power or solar batteries, the result is hot water that costs far less to run and is powered by clean, self-generated energy.
Hot Water Ranking
Postcode 2229
118th
State Wide
542nd
Australia Wide
Hot Water Installation Warumbul
Estimated daily energy to heat household water, comparing a resistive electric element with a high-efficiency heat pump. Demand shifts month-to-month using local climate patterns.
Energy Efficient Hot Water & Solar Power Warumbul
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWarumbul
Illustrates how a typical 6.6 kW rooftop solar system can offset the daytime energy demand of a COP 5 heat pump hot water unit.
Want Solar Finance Options?
Compare lenders and get tailored loan offers.
Heat Pump Hot Water Systems for Warumbul
Compare heat pump hot water systems suitable for Warumbul's climate. These energy-efficient systems are designed to work in local temperature conditions and can significantly reduce your hot water energy costs.
Community Hot Water Statistics - Warumbul, 2229
Hot Water Demographics - Warumbul
Based on the Australian Bureau of Statistics 2021 Census (ABS), Warumbul has around 12,138 private dwellings, home to approximately 29,674 people. With an average household size of 2.6 people, and around 50 litres of hot water used per person each day in Australia, Warumbul households use approximately 130 litres of hot water daily, equating to a massive 1.6 million litres of hot water used across the suburb every single day.
Other census insights reinforce Warumbul's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Warumbul community is home to 2,794 couple families with children and 441 one-parent families, meaning a large proportion of households face substantial hot water demand. With 4,151 homes owned with a mortgage and 4,211 owned outright, many residents also have the homeownership and growing equity that make switching to efficient hot water systems a practical way to lower expenses.
Warumbul is converting hot water demand to efficient systems faster than many peers, with 4.4% of dwellings already upgraded.
Hot water systems in Warumbul
Across Warumbul and the 2229 postcode, more households are rethinking their old gas or electric hot water system and moving to efficient options like a heat pump hot water system, solar hot water system or modern electric hot water system. With power prices biting and many homes here owned outright or with a mortgage, upgrading to an energy efficient hot water system is becoming the logical next step in cutting running costs.
Warumbul and surrounding suburbs enjoy strong sunshine, with average solar exposure of around 16.5 MJ/m² per day – roughly 4.5 to 5 kWh/m² of solar energy. That is ideal for a solar hot water heating system or a high-performance heat pump hot water system that draws warmth from the air. With an average household size of about 2.6 people and more than 11,000 dwellings across 2229, there is steady demand for reliable hot water, especially for busy families and downsizers who want comfort without bill shock. For many homeowners on a median household income above $2,200 per week, the annual hot water energy savings from upgrading can easily reach hundreds of dollars a year.
In the 2229 area, a large share of homes are separate houses with three or four bedrooms, so hot water demand is significant. Many older properties still rely on gas hot water, while others use older electric storage units that cost a small fortune to run. Swapping to the most efficient hot water system you can afford – whether that is a quality heat pump, a roof-mounted solar hot water installation or a smart electric hot water installation paired with rooftop solar – can dramatically reduce the share of your energy bill that comes from heating water.
Typical annual bill savings in Warumbul look like:
• Old electric to heat pump hot water installation: $400–$900 per year • Gas to heat pump hot water system: $300–$700 per year • Gas to solar hot water system: $250–$650 per year • Old electric to modern electric hot water system with solar: $250–$600 per year
Brands like Rheem heat pump hot water and rheem solar hot water are popular for families wanting proven reliability, while Sanden heat pump systems are often chosen as some of the best heat pump hot water system options for efficiency and low noise. Rinnai solar hot water and Chromagen solar hot water units also appear regularly on local roofs, offering strong performance and good value for money in our coastal climate. Many locals researching the best hot water system Australia offers end up comparing heat pump vs solar hot water, as well as solar hot water vs electric hot water, to see what best fits their roof space, budget and lifestyle.
In Warumbul and the broader 2229 postcode, there have already been 533 efficient hot water systems installed, combining both heat pump and solar hot water systems. Installations spiked around 2009–2010, when rebates were strongest, with 98 systems in 2009 and 77 in 2010, then settled into steady numbers each year. More recent years still show ongoing heat pump hot water installation and solar hot water installation activity, reflecting a growing interest in electrification, getting off gas, and locking in lower running costs. As existing units age, hot water repair calls are increasingly turning into full hot water installation upgrades, including solar hot water tank replacement rather than patching old cylinders.
Hot Water Rebates, Tariffs & Savings
Homeowners in Warumbul are paying close attention to hot water nsw incentives and the broader push away from gas. Federal Small-scale Technology Certificates (STCs) can reduce the solar hot water price / cost or heat pump hot water price / cost at the point of sale, while state programmes often add a solar hot water rebate, heat pump hot water rebate or even an electric hot water system rebate for certain households. Together, these hot water rebate nsw schemes can cut the upfront hot water system price / cost by a substantial percentage, bringing premium systems like Sanden heat pump units or high-end Rheem and Rinnai packages within reach.
When you combine rebates with rooftop solar and smart controls, the payback period on a new solar hot water system or heat pump can shorten dramatically. Many Warumbul homes can trim hundreds of dollars per year from bills by shifting from electric hot water vs gas hot water to an all-electric setup, using timers or solar diversion to heat water during sunny hours. With the right design, your hot water repair costs can drop over time too, as newer systems are more reliable and easier to service, including solar hot water repair when needed.
If you live in Warumbul and your current unit is older, noisy or struggling, this is a great time to check whether your place is ready for a hot water upgrade. Whether you are weighing heat pump vs solar hot water or a more efficient electric hot water system, working with experienced hot water installers like us helps you match brands, tariffs and rebates to your home. With Warumbul’s strong solar potential and growing interest in sustainability, upgrading to an energy efficient hot water system is a smart way to cut bills, reduce emissions and future-proof your property. Connect with trusted local experts for personalised advice and a tailored hot water solution that suits your family and your budget.