Hot Water in Warmun, WA

Hot Water Systems in Warmun

The 6743 postcode, covering Warmun, Wijilawarrim, Cambridge Gulf, Durack, Gibb, Kununurra and Lake Argyle and surrounding areas, is home to around 2,249 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 Warmun and the 6743 area, 520 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 Warmun's climate delivering an average of 6.2 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 6743

106th

State Wide

552nd

Australia Wide

Hot Water Installation Warmun

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 Warmun

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

Solar Powered Hot WaterWarmun

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 Warmun

Compare heat pump hot water systems suitable for Warmun'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 - Warmun, 6743

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Hot Water Demographics - Warmun

Based on the Australian Bureau of Statistics 2021 Census (ABS), Warmun has around 2,249 private dwellings, home to approximately 5,150 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Warmun households use approximately 135 litres of hot water daily, equating to a massive 0.3 million litres of hot water used across the suburb every single day.

Other census insights reinforce Warmun's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Warmun community is home to 452 couple families with children and 212 one-parent families, meaning a large proportion of households face substantial hot water demand. With 287 homes owned with a mortgage and 253 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.

Warmun is converting hot water demand to efficient systems faster than many peers, with 23.1% of dwellings already upgraded.

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Hot water systems in Warmun

In Warmun, hot water is not a luxury – it is essential. With energy prices rising and many homes still using older gas or electric units, more locals are looking at upgrading to an energy efficient hot water system. Families in Warmun, WA 6743 are generally larger, with an average household size of 2.7 people and a strong mix of family homes and community housing, so hot water demand is steady all year round. At the same time, median household incomes sit around $1,971 a week, so keeping running costs under control really matters. Upgrading from an older gas or electric hot water system to a heat pump hot water system, solar hot water system or modern electric hot water system is a simple way to lock in long term savings.

Warmun’s climate is ideal for efficient hot water. The local weather station records around 22.4 MJ/m² of solar exposure each day on average – roughly 6.2 kWh/m² per day – which is excellent for both a solar hot water heating system and for running a heat pump hot water system efficiently. With most dwellings being separate houses and very few high rise apartments, there is usually good roof space for solar hot water installation or for pairing an electric hot water system with rooftop solar. For many households, hot water can be one of the biggest single energy loads, so choosing the most efficient hot water system for your situation can make a noticeable difference to power bills.

Across the 6743 postcode there have already been 520 efficient hot water installations, combining both solar hot water and heat pump hot water installation. Install numbers grew strongly between 2005 and 2010, peaking around 2008–2009, and there has been a steady trickle of new systems added each year since, including recent installs in 2022 and 2024. This shows a clear local shift towards electrification, lower running costs and more reliable hot water in Warmun’s harsh climate. Brands like Rheem heat pump hot water systems and Rheem solar hot water units are common choices for durable performance, while Rinnai solar hot water and Sanden heat pump systems are popular with those chasing the most efficient hot water system and very low running costs. For some properties, modern Chromagen solar hot water or other energy efficient hot water system options can also stack up well.

When you look at hot water system price or cost, it is worth comparing whole of life value, not just the upfront number. A heat pump hot water price or cost is usually higher than a basic electric hot water installation, but the energy use can be 60–75% lower. A solar hot water price or cost will also be higher upfront, especially with roof mounted solar hot water tank replacement, but the savings over 10–15 years can be significant. Many Warmun homes are moving away from gas, so it is sensible to compare electric hot water vs gas hot water, as well as heat pump vs solar hot water, and even solar hot water vs electric hot water boosted by rooftop PV. For some smaller homes, the best hot water system Australia wide might simply be a well sized, off peak electric hot water system rebate supported unit, while larger families often lean towards the best heat pump hot water system they can afford.

To give you a rough idea of what is possible, here are some typical bill savings for Warmun households upgrading their hot water installation:

• Old electric storage to a quality heat pump hot water system: around $350–$700 per year • Gas storage to heat pump hot water: around $300–$600 per year • Gas storage to a solar hot water system with electric boost: around $250–$600 per year • Old electric storage to a modern electric hot water system with good rooftop solar: around $250–$500 per year

For many homes and businesses in Warmun, hot water repair is the moment they start thinking about a full upgrade instead of patching an old unit. If your existing system is leaking or struggling, it can make more sense to replace it with an energy efficient hot water system than to keep paying for solar hot water repair or emergency call outs on an ageing tank. A new rheem solar hot water or rinnai solar hot water system, or even a sanden heat pump, can be sized to suit local water use patterns and Warmun’s strong sun. And if you are not ready for solar hot water installation, a straightforward electric hot water installation can still be a smart move if you plan to add rooftop solar later.

Hot Water Rebates, Tariffs & Savings

Right across WA, including Warmun, more people are replacing old gas or electric hot water with efficient options such as heat pump hot water, modern electric systems and solar hot water. Federal incentives like Small-scale Technology Certificates (STCs) apply to eligible solar hot water systems and heat pump units, effectively acting as a solar hot water rebate or heat pump hot water rebate at the point of sale. In addition, there are programs that can operate like an electric hot water system rebate when you choose approved high efficiency models. For homeowners in Warmun, hot water rebate wa schemes can cut the upfront hot water system price or cost by a substantial percentage, bringing premium systems within reach. Combine that with hundreds of dollars per year off your power bills and the payback period on a heat pump or solar hot water heating system can be shortened considerably. Using timers or solar diversion to run your electric element in the middle of the day, when solar output is highest, can push your savings even further and make your hot water wa setup one of the lowest running cost appliances in the home.

If your current unit is more than ten years old, running out of hot water, or you are thinking about moving away from gas, now is a good time to check whether your Warmun home is ready for a hot water upgrade. Chat with experienced local hot water installers who specialise in heat pump hot water installation, solar hot water tank replacement and efficient electric hot water installation. With Warmun’s strong solar exposure and growing interest in sustainability, the right hot water systems Warmun households choose today can reduce bills, cut emissions and future proof your home for years to come. For personalised advice on the best option for your property and to make sense of every available hot water rebate wa offers, connect with trusted local experts and get clear, practical guidance tailored to Warmun.

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