Hot Water Systems in Dulwich
The 5065 postcode, covering Dulwich, Glenside, Linden Park, Toorak Gardens and Tusmore and surrounding areas, is home to around 4,826 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 Dulwich and the 5065 area, 139 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 Dulwich's climate delivering an average of 4.7 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 5065
120th
State Wide
1249th
Australia Wide
Hot Water Installation Dulwich
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 Dulwich
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterDulwich
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 Dulwich
Compare heat pump hot water systems suitable for Dulwich'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 - Dulwich, 5065
Hot Water Demographics - Dulwich
Based on the Australian Bureau of Statistics 2021 Census (ABS), Dulwich has around 4,826 private dwellings, home to approximately 10,424 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Dulwich households use approximately 120 litres of hot water daily, equating to a massive 0.6 million litres of hot water used across the suburb every single day.
Other census insights reinforce Dulwich's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Dulwich community is home to 951 couple families with children and 151 one-parent families, meaning a large proportion of households face substantial hot water demand. With 1,141 homes owned with a mortgage and 1,754 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.
Dulwich is converting hot water demand to efficient systems faster than many peers, with 2.9% of dwellings already upgraded.
Hot water systems in Dulwich
Across Dulwich and the wider 5065 area, more households are switching from old gas and ageing electric units to an energy efficient hot water system. With a median household income around $1,859 a week and many residents juggling mortgages of about $2,167 a month, controlling power bills matters. An average household size of 2.4 people means steady hot water demand, and for many families and downsizers here, a modern heat pump hot water system, solar hot water system or efficient electric hot water system is the logical next step.
Dulwich is well suited to efficient hot water upgrades. The local Glenside weather station records mean daily solar exposure of about 17 MJ/m², which is roughly 4.7 kWh/m² per day. That strong sunlight helps both a solar hot water heating system and a quality heat pump unit perform well, especially when paired with rooftop solar. Upgrading from older gas or resistive electric hot water to an energy efficient hot water system can deliver substantial Annual Hot Water Energy Savings for Dulwich homeowners, particularly in the many separate houses and townhouses across the 4,381 occupied private dwellings.
In 5065, the mix of three and four bedroom homes, plus a sizeable older population, points to solid hot water demand and a real opportunity to cut running costs. Many locals are asking about heat pump vs solar hot water, solar hot water vs electric hot water and even electric hot water vs gas hot water as they plan bathroom renovations or replace a failed unit. Well known brands like Rheem heat pump hot water, Rheem solar hot water, Rinnai solar hot water and premium Sanden heat pump units are all common options when people look for the best heat pump hot water system or simply the best hot water system Australia for their needs.
Typical annual bill savings in Dulwich can look like this:
• Old electric to heat pump hot water system: save roughly $350–$700 per year. • Gas storage to heat pump hot water system: save around $250–$600 per year. • Gas to roof‑mounted solar hot water system: save about $200–$550 per year. • Old electric to modern electric hot water installation with good solar: save roughly $200–$450 per year.
Across Dulwich, there have already been 139 efficient hot water installations, combining both heat pump hot water installation and solar hot water installation. Installations climbed sharply around 2008–2010, with 16 systems in 2008 and 19 in 2009, then have continued at a steady pace through the 2010s and into the 2020s. Recent years still show new installs each year, reflecting growing local interest in electrification, lower running costs and future‑proofing homes. As more residents add solar, they are also seeking the most efficient hot water system to soak up daytime generation and reduce reliance on gas.
Hot Water Rebates, Tariffs & Savings
For Dulwich homeowners, efficient hot water is not just about comfort; it is about smart money. The Australian Federal Government’s Small‑scale Technology Certificates (STCs) can reduce the upfront solar hot water price / cost or heat pump hot water price / cost at the point of sale. South Australian schemes and retailer programs may also offer a heat pump hot water rebate, solar hot water rebate or electric hot water system rebate, effectively cutting the hot water system price / cost by a substantial percentage. Combine that with hundreds of dollars a year in bill savings and the payback period for a heat pump hot water system or solar hot water tank replacement can be much shorter than many people expect. Add timers or solar‑diversion controls and a modern electric hot water system can act like a battery, heating water when your panels are producing.
If you are weighing up heat pump vs solar hot water, wondering about solar hot water repair or hot water repair on an older unit, or planning a full electric hot water installation to move away from gas, it helps to talk to local specialists. Dulwich has strong solar potential and a clear trend towards cleaner, more efficient homes, so it makes sense to choose a hot water sa solution that cuts emissions as well as bills. When you are ready to explore hot water installation options, from chromagen solar hot water style systems through to premium Sanden heat pump or reliable Rheem and Rinnai units, connect with trusted local experts for personalised advice with us and make sure your next hot water system is a long‑term asset, not just a quick fix.