Hot Water Systems in Walloway
The 5431 postcode, covering Walloway, Wallaway, Amyton, Black Rock, Coomooroo, Eurelia, Hammond, Johnburg, Johnburgh, Minburra, Minburra Plain, Minburra Station, Morchard, North Hills, Orroroo, Pekina, Tarcowie, Willowie and Yalpara and surrounding areas, is home to around 460 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 Walloway and the 5431 area, 22 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 Walloway'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 5431
239th
State Wide
2074th
Australia Wide
Hot Water Installation Walloway
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 Walloway
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWalloway
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 Walloway
Compare heat pump hot water systems suitable for Walloway'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 - Walloway, 5431
Hot Water Demographics - Walloway
Based on the Australian Bureau of Statistics 2021 Census (ABS), Walloway has around 460 private dwellings, home to approximately 746 people. With an average household size of 2.2 people, and around 50 litres of hot water used per person each day in Australia, Walloway households use approximately 110 litres of hot water daily, equating to a massive 0.1 million litres of hot water used across the suburb every single day.
Other census insights reinforce Walloway's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Walloway community is home to 48 couple families with children and 3 one-parent families, meaning a large proportion of households face substantial hot water demand. With 83 homes owned with a mortgage and 203 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.
Walloway is converting hot water demand to efficient systems faster than many peers, with 4.8% of dwellings already upgraded.
Hot water systems in Walloway
In Walloway, more locals are rethinking their old gas and electric hot water systems and switching to energy efficient options like a heat pump hot water system, solar hot water system and modern electric hot water system. With most homes here being separate houses and an average household size of around 2.2 people, a reliable hot water system is essential, but so is keeping running costs under control on a median household income of about $1,053 a week.
The climate around Walloway is ideal for efficient hot water. Nearby Orroroo records an average annual solar exposure of about 19 MJ/m² a day, which is roughly 5.3 kWh/m² per day. That strong sunlight helps a solar hot water heating system perform well and also boosts the efficiency of a heat pump hot water system, especially when paired with rooftop solar. For many households, upgrading from an older resistive electric or gas unit to an energy efficient hot water system can mean significant Annual Hot Water Energy Savings, cutting both bills and emissions for hot water SA wide.
Across the 5431 postcode, there are 341 occupied private dwellings, with more than 200 owned outright and another 83 with a mortgage. That high rate of home ownership makes Walloway a great candidate for long term investments like a solar hot water installation, heat pump hot water installation or electric hot water installation with smart controls. With a slightly older population (median age 54), reliability and low maintenance matter just as much as chasing the lowest hot water system price or cost.
Efficient hot water is already taking off locally. There have been 22 efficient hot water installations (heat pumps and solar hot water) recorded in the area, with noticeable peaks in 2010–2012 and again in 2019 and 2023. This steady trickle of new systems shows growing interest in electrification, lower running costs and moving away from gas hot water. Many homes are choosing brands like Rheem heat pump hot water and Sanden heat pump units for ultra efficient performance, while others prefer Rheem solar hot water, Rinnai solar hot water or Chromagen solar hot water as part of a broader solar hot water vs electric hot water strategy.
For a typical Walloway household, hot water can be one of the biggest energy users. Swapping to the most efficient hot water system can make a real dent in bills. As a rough guide, annual savings might look like:
• Old electric to heat pump hot water system: save around $350–$700 per year • Gas hot water to heat pump: save around $250–$600 per year • Gas hot water to solar hot water system: save around $200–$500 per year • Old electric to modern electric hot water system using rooftop solar: save around $250–$500 per year
Of course, exact hot water system price or cost, heat pump hot water price or cost and solar hot water price or cost will depend on the size of your home, how many people are showering and whether you need a solar hot water tank replacement or a full hot water installation. Local installers in Walloway can also help with ongoing hot water repair and solar hot water repair to keep your system running efficiently.
Hot Water Rebates, Tariffs & Savings
Across Walloway and regional SA, more households are looking to replace old gas or electric hot water with efficient options like a heat pump hot water system, a newer electric hot water system or a solar hot water heating system. Federal incentives such as Small-scale Technology Certificates (STCs) apply to eligible solar hot water and heat pump systems, effectively acting as an upfront discount on the system cost. On top of that, state-based schemes can provide a heat pump hot water rebate, solar hot water rebate or even an electric hot water system rebate in some programs, all helping to reduce the initial outlay for hot water SA homeowners.
When you add these hot water rebate SA incentives to the yearly bill savings, payback periods can shrink to just a few years, particularly if you already have rooftop solar. Using timers, smart controls or solar diversion to run your electric hot water system when your panels are generating can further boost savings and make your setup one of the best hot water system Australia options for your situation.
If you are comparing heat pump vs solar hot water or weighing up solar hot water vs electric hot water, it is worth getting tailored advice. A Sanden heat pump or other best heat pump hot water system might suit a shaded roof, while a quality rheem solar hot water or rinnai solar hot water package can be ideal on a sunny north facing roof.
If your current unit is more than 10 years old, running out of hot water or needing regular hot water repair, it might be time to explore a hot water upgrade in Walloway. Talk with experienced local hot water installers like us who specialise in heat pump hot water installation, solar hot water installation and efficient electric hot water installation. With Walloway’s strong solar resource and growing interest in sustainability, upgrading to an energy efficient hot water system can cut your bills, reduce emissions and future proof your home. Reach out to our trusted local team for personalised advice on the best solution for your property and budget.