Hot Water in Lyalls Mill, WA

Hot Water Systems in Lyalls Mill

The 6225 postcode, covering Lyalls Mill, Allanson, Bowelling, Buckingham, Cardiff, Collie, Collie Burn, Harris River, Mcalinden, Muja, Mumballup, Mungalup, Noggerup, Palmer, Preston Settlement, Shotts, Worsley and Yourdamung Lake and surrounding areas, is home to around 4,010 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 Lyalls Mill and the 6225 area, 1,150 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 Lyalls Mill's climate delivering an average of 5.0 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.

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Hot Water Ranking

Postcode 6225

49th

State Wide

249th

Australia Wide

Hot Water Installation Lyalls Mill

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 Lyalls Mill

* Data from the Bureau of Meteorology. Closest station: N/A.

Solar Powered Hot WaterLyalls Mill

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 Lyalls Mill

Compare heat pump hot water systems suitable for Lyalls Mill'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 - Lyalls Mill, 6225

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Hot Water Demographics - Lyalls Mill

Based on the Australian Bureau of Statistics 2021 Census (ABS), Lyalls Mill has around 4,010 private dwellings, home to approximately 8,130 people. With an average household size of 2.3 people, and around 50 litres of hot water used per person each day in Australia, Lyalls Mill households use approximately 115 litres of hot water daily, equating to a massive 0.5 million litres of hot water used across the suburb every single day.

Other census insights reinforce Lyalls Mill's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Lyalls Mill community is home to 587 couple families with children and 220 one-parent families, meaning a large proportion of households face substantial hot water demand. With 1,267 homes owned with a mortgage and 1,444 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.

Lyalls Mill is converting hot water demand to efficient systems faster than many peers, with 28.7% of dwellings already upgraded.

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Hot water systems in Lyalls Mill

Around Lyalls Mill and the wider 6225 area, more locals are quietly swapping old gas and electric units for a modern hot water system that is cheaper to run and easier on the environment. With a median household size of about 2.3 people and more than 3,500 dwellings across the postcode, many homes are now at the age where the original hot water installation is due for replacement. Power prices keep creeping up, and for households on a median weekly income of around $1,240, trimming running costs without losing comfort simply makes sense.

Lyalls Mill is well suited to efficient hot water technology. Nearby Mumballup records an average annual solar exposure of about 17.9 MJ/m² per day – roughly 5 kWh/m² – which is strong support for both a solar hot water system and a heat pump hot water system. That level of sunlight means a solar hot water heating system can do much of the heavy lifting, while a quality heat pump hot water installation uses the ambient air to deliver reliable hot water even on cooler days. For many families and older couples (and there are more than 2,000 residents over 65 in the postcode), upgrading from an ageing gas unit to an energy efficient hot water system is a logical next step that can lock in annual hot water energy savings for years.

Across the 6225 postcode there have already been around 1,150 efficient hot water systems installed, including both heat pumps and solar hot water installation projects. Install numbers climbed steadily from the early 2000s, peaking around 2010, and there has been a consistent trickle of new systems every year right through to 2025. That pattern shows growing local interest in electrification, lower running costs and moving away from gas hot water where possible. Many of these homes also have rooftop solar, which makes options like a modern electric hot water system or a rheem heat pump hot water system particularly attractive when paired with timers or solar diversion.

For Lyalls Mill homeowners comparing heat pump vs solar hot water, it usually comes down to roof space, orientation, budget and how much sun your property gets through winter. Brands such as Rheem, Rinnai, Sanden and Thermann are common in WA, offering everything from rheem solar hot water and rinnai solar hot water to premium sanden heat pump units. If you are on three‑phase power or have plenty of PV, a smart electric hot water installation can also work well, especially when you factor in an electric hot water system rebate and the ability to run the unit during the middle of the day. Many locals still ask about solar hot water vs electric hot water, but with today’s tariffs and technology, the most efficient hot water system is often a quality heat pump supported by solar.

Typical annual bill savings in the Lyalls Mill climate look like this:

• Old electric to heat pump hot water system: save roughly $400–$800 per year • Gas storage to heat pump hot water: save around $300–$600 per year • Gas to roof‑mounted solar hot water system: save about $300–$700 per year • Old electric to modern electric hot water system run on solar: save roughly $250–$500 per year

Of course, the exact hot water system price or cost will depend on the size of the solar hot water tank replacement, the brand (for example chromagen solar hot water vs a premium sanden heat pump), and whether you need extra plumbing or electrical work. Heat pump hot water price or cost has dropped in recent years, and solar hot water price or cost can be surprisingly competitive once rebates are applied.

In WA, hot water rebate options are helping Lyalls Mill households move to cleaner technology. At a federal level, Small‑scale Technology Certificates (STCs) reduce the upfront cost of a solar hot water system, rheem solar hot water, rinnai solar hot water or eligible heat pump units. On top of that, state programs can offer a heat pump hot water rebate or solar hot water rebate, and there are schemes that support electric hot water system rebate offers when you replace inefficient models. For many homes in Lyalls Mill, these discounts can shave a substantial percentage off the system cost and cut the payback period to just a few years, especially if you already have solar. Using timers or smart controls so your hot water WA system runs mainly on daytime solar can boost savings even further.

If your current unit is leaking, needing frequent hot water repair, or more than 10–15 years old, it is worth comparing the best hot water system Australia has to offer for your situation. The best heat pump hot water system for one Lyalls Mill property might be different for another, depending on family size, water use and whether you plan to go all‑electric. When you are ready to explore hot water WA options, from solar hot water repair and solar hot water tank replacement to brand‑new heat pump hot water installation or electric hot water vs gas hot water advice, it pays to speak with experienced local installers.

Now is a smart time to check whether your Lyalls Mill home is ready for a hot water upgrade. With strong solar, solid rebate support and a community that is increasingly focused on energy efficiency, shifting from old gas or electric to a modern heat pump or solar hot water system can reduce bills, cut emissions and future‑proof your property. For personalised guidance on the right hot water systems Lyalls Mill homeowners can rely on, connect with trusted local experts for tailored advice and a quality hot water installation that will serve you well for years.

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