Hot Water Systems in Warawarrup
The 6220 postcode, covering Warawarrup, Harvey, Hoffman, Myalup and Uduc and surrounding areas, is home to around 1,901 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 Warawarrup and the 6220 area, 559 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 Warawarrup's climate delivering an average of 5.1 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 6220
104th
State Wide
525th
Australia Wide
Hot Water Installation Warawarrup
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 Warawarrup
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWarawarrup
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.
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Heat Pump Hot Water Systems for Warawarrup
Compare heat pump hot water systems suitable for Warawarrup'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 - Warawarrup, 6220
Hot Water Demographics - Warawarrup
Based on the Australian Bureau of Statistics 2021 Census (ABS), Warawarrup has around 1,901 private dwellings, home to approximately 3,973 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, Warawarrup households use approximately 125 litres of hot water daily, equating to a massive 0.2 million litres of hot water used across the suburb every single day.
Other census insights reinforce Warawarrup's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Warawarrup community is home to 321 couple families with children and 80 one-parent families, meaning a large proportion of households face substantial hot water demand. With 472 homes owned with a mortgage and 643 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.
Warawarrup is converting hot water demand to efficient systems faster than many peers, with 29.4% of dwellings already upgraded.
Hot water systems in Warawarrup
In Warawarrup, more locals are rethinking their old gas and electric hot water system and switching to energy efficient options like a heat pump hot water system, solar hot water system or modern electric hot water system. With mostly separate houses, an average household size of around 2.5 people and many families and retirees, reliable and affordable hot water is a big deal. Power prices keep creeping up, so moving to the most efficient hot water system you can reasonably afford is a logical next step.
Warawarrup is well suited to efficient hot water. The Harvey region enjoys strong sunshine, with average solar exposure of about 18.2 MJ/m² a day – roughly 5 kWh/m² of energy hitting your roof daily across the year. That is ideal for a solar hot water heating system or a high quality heat pump hot water installation that sips electricity while pulling heat from the air. For many households paying a median mortgage of around $1,519 a month, the annual hot water energy savings from upgrading can make a noticeable difference to the budget.
Across the 6220 postcode there are about 1,626 occupied private dwellings, most of them three and four bedroom homes, so hot water demand is steady. Many properties still run older gas or resistive electric units, even as rooftop solar and efficient systems grow. Swapping an ageing unit for a modern energy efficient hot water system can cut the portion of your power bill tied up in water heating dramatically.
Typical annual bill savings in Warawarrup look like this: • Old electric to heat pump hot water system: around $350–$700 per year • Gas storage to heat pump: around $250–$500 per year • Gas storage to solar hot water system: around $300–$600 per year • Old electric to modern electric hot water installation with rooftop solar: around $200–$450 per year
Brands like Rheem, Rinnai, Sanden and Thermann are popular in the area, with options ranging from rheem solar hot water and rheem heat pump hot water through to rinnai solar hot water and premium sanden heat pump units. Choosing the best hot water system Australia offers for your home comes down to roof space, budget, whether you already have solar, and how quickly you want payback. Many locals also compare heat pump vs solar hot water or solar hot water vs electric hot water to find the right balance of upfront hot water system price / cost and running costs.
Efficient hot water is not new to Warawarrup. There have already been 559 efficient hot water installations (heat pump and solar) recorded in the 6220 postcode. Installations grew steadily from just a handful in the early 2000s to peaks around 2010, and there has been consistent interest every year since, including recent growth through 2023–2025. This steady pattern shows more households are interested in electrification, lower running costs and leaving old gas hot water behind.
Hot Water Rebates, Tariffs & Savings (H2)
For homeowners in Warawarrup, hot water wa incentives are making upgrades more attractive. The Australian Government’s Small-scale Technology Certificates (STCs) reduce the effective heat pump hot water price / cost or solar hot water price / cost at the point of sale. On top of that, state-based hot water rebate wa programs often include a heat pump hot water rebate, solar hot water rebate and sometimes an electric hot water system rebate when replacing old, inefficient units. These discounts can trim the upfront cost by a substantial percentage and help cut the payback period to just a few years, especially if you already have rooftop solar or use timers and solar diversion to run your system when the sun is shining.
Whether you need hot water repair on an existing solar hot water installation, solar hot water tank replacement, solar hot water repair, or a completely new heat pump hot water installation or electric hot water installation, it pays to get local advice. Many households are now weighing electric hot water vs gas hot water carefully, looking for the best heat pump hot water system or solar hot water system that will deliver long term savings and reliability.
If you live in Warawarrup and your current unit is old, noisy or costing a fortune to run, this is a good time to check if your home is ready for a hot water upgrade. With strong solar, a community already embracing efficient hot water wa solutions and solid rebates on offer, an energy efficient hot water system can trim your bills, cut emissions and future proof your home. Talk with experienced local hot water installers and heat pump and solar hot water specialists like us for personalised advice on the right system and hot water installation for your place.