Hot Water Systems in Parmelia
The 6167 postcode, covering Parmelia, Anketell, Bertram, Calista, Casuarina, Kwinana Beach, Kwinana Town Centre, Mandogalup, Medina, Orelia, Postans, The Spectacles and Wandi and surrounding areas, is home to around 10,868 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 Parmelia and the 6167 area, 2,357 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 Parmelia's climate delivering an average of 5.3 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 6167
19th
State Wide
84th
Australia Wide
Hot Water Installation Parmelia
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 Parmelia
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterParmelia
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 Parmelia
Compare heat pump hot water systems suitable for Parmelia'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 - Parmelia, 6167
Hot Water Demographics - Parmelia
Based on the Australian Bureau of Statistics 2021 Census (ABS), Parmelia has around 10,868 private dwellings, home to approximately 25,404 people. With an average household size of 2.6 people, and around 50 litres of hot water used per person each day in Australia, Parmelia households use approximately 130 litres of hot water daily, equating to a massive 1.4 million litres of hot water used across the suburb every single day.
Other census insights reinforce Parmelia's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Parmelia community is home to 2,410 couple families with children and 821 one-parent families, meaning a large proportion of households face substantial hot water demand. With 4,882 homes owned with a mortgage and 1,975 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.
Parmelia is converting hot water demand to efficient systems faster than many peers, with 21.7% of dwellings already upgraded.
Hot water systems in Parmelia
Across Parmelia, more locals are switching to energy‑efficient hot water systems to keep bills under control and move away from ageing gas units. With an average household size of around 2.6 people and more than 9,000 separate houses across the 6167 postcode, there is strong demand for reliable hot water that does not cost a fortune to run. Rising power prices mean upgrading from an old gas or electric hot water system to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a logical next step for many families.
Parmelia is well suited to efficient hot water. The Medina Research Centre nearby records an impressive 19.2 MJ/m² of mean daily solar exposure over the year – roughly 5.3 kWh/m² per day – which is excellent for both a solar hot water heating system and high‑performance heat pump units. With a relatively young median age of 35 and many homes still paying off mortgages, cutting running costs without sacrificing comfort is a big drawcard. That is why more households are asking about the most efficient hot water system options and comparing heat pump vs solar hot water as part of a broader push toward all‑electric homes.
In the 6167 area, thousands of efficient hot water systems have already gone in, often alongside rooftop solar. A typical three‑ or four‑bedroom home in Parmelia uses a big chunk of its total energy just on hot water, so the right hot water installation can noticeably shrink bills. Brands like Rheem and Rinnai remain popular for both solar hot water installation and electric hot water installation, while premium systems such as Sanden heat pump units are gaining traction with homeowners chasing the best heat pump hot water system for long‑term savings. Chromagen solar hot water options are also on the radar for those wanting a robust solar hot water tank replacement.
For many households, the key question is hot water system price or cost and how it compares to the savings. Typical annual bill savings in Parmelia look like this:
• Replacing an old electric hot water system with a quality heat pump hot water system: around $350–$700 per year. • Switching from gas to a heat pump hot water system: roughly $250–$600 per year. • Switching from gas to a solar hot water system: around $200–$550 per year. • Upgrading an old electric unit to a modern electric hot water system paired with rooftop solar: about $200–$500 per year.
These figures will vary with household size, tariffs and how you use hot water, but they show why efficient hot water repair or replacement is on the radar for many Parmelia families. When you add in a solar hot water rebate or heat pump hot water rebate, the effective heat pump hot water price or cost and solar hot water price or cost can be much lower than people expect. Federal Small‑scale Technology Certificates (STCs) apply across WA, and state‑based hot water rebate wa programs can further reduce the upfront outlay on an energy efficient hot water system. For some households, discounts can shave a substantial percentage off the install cost, cutting payback periods to just a few years, especially if you use timers or solar diversion to run the system when your panels are generating.
Local installation data backs up this shift. In Parmelia and the wider 6167 postcode, there have been 2,357 efficient hot water installations recorded, combining heat pump hot water installation and solar hot water installation. Install numbers climbed strongly through the mid‑2000s, with standout years like 2008–2011 each seeing well over 150 systems installed, then settled into steady growth with dozens of systems going in every year right through to 2025. This long‑term trend shows consistent local interest in electrification, lower running costs and hot water wa solutions that work with solar rather than against it. As systems age, ongoing hot water repair and solar hot water repair work is also creating natural trigger points for upgrades.
When you are weighing up electric hot water vs gas hot water, or solar hot water vs electric hot water, it helps to get local, brand‑agnostic advice. Many Parmelia homes find that a quality Rheem solar hot water or Rinnai solar hot water system is ideal when there is good roof space and strong sun, while others prefer the flexibility of a Rheem heat pump hot water or Sanden heat pump that runs efficiently day and night. For some properties, especially units and smaller homes, a compact, modern electric hot water system rebate‑eligible unit can still be the best hot water system australia option once solar and tariffs are factored in.
If your current unit is older, noisy or struggling, this is a good time to check whether your Parmelia home is ready for a hot water upgrade. Whether you are moving away from gas or replacing a tired electric tank, efficient options like heat pump hot water, solar hot water and modern electric systems can trim bills, cut emissions and future‑proof your home. Talk with our experienced hot water installers and local heat pump and solar hot water specialists to compare options, tap into the latest hot water rebate wa programs and get personalised advice on the right system for your household and budget.