Hot Water Systems in Preston
The 3072 postcode, covering Preston, Gilberton, Regent West, Sylvester, Northland Centre, Preston Lower, Preston South and Preston West and surrounding areas, is home to around 15,106 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 Preston and the 3072 area, 871 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 Preston's climate delivering an average of 4.2 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.
Hot Water Ranking
Postcode 3072
90th
State Wide
342nd
Australia Wide
Hot Water Installation Preston
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 Preston
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterPreston
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 Preston
Compare heat pump hot water systems suitable for Preston'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 - Preston, 3072
Hot Water Demographics - Preston
Based on the Australian Bureau of Statistics 2021 Census (ABS), Preston has around 15,106 private dwellings, home to approximately 32,206 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Preston households use approximately 120 litres of hot water daily, equating to a massive 1.8 million litres of hot water used across the suburb every single day.
Other census insights reinforce Preston's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Preston community is home to 2,550 couple families with children and 503 one-parent families, meaning a large proportion of households face substantial hot water demand. With 4,110 homes owned with a mortgage and 3,711 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.
Preston is converting hot water demand to efficient systems faster than many peers, with 5.8% of dwellings already upgraded.
Hot water systems in Preston
Across Preston, more households are switching from old gas and ageing electric units to an energy efficient hot water system that keeps bills down and showers steaming. With around 13,645 occupied dwellings and an average household size of 2.4 people, hot water is a big chunk of energy use for local families, couples and sharers. Upgrading to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is becoming the logical next step after rooftop solar.
Preston’s climate helps. The local weather station at Preston Reservoir records mean daily solar exposure of about 15 MJ/m², which is roughly 4.2 kWh of sun energy per square metre per day over the year. That solid solar resource supports both a solar hot water heating system on the roof and a high performance heat pump hot water installation on the ground. For many of Preston’s 7,600 separate houses and thousands of townhouses and units, shifting from gas hot water to an all‑electric, energy efficient hot water system can deliver substantial annual hot water energy savings while cutting emissions.
In postcode 3072, there is a mix of homes owned outright (around 3,700) and owned with a mortgage (just over 4,100), plus more than 5,400 rented dwellings. Owner‑occupiers are often looking to boost property value and comfort, while renters are keen to keep running costs down. That is feeding strong demand for efficient options like Rheem heat pump hot water, Sanden heat pump units, and popular solar brands such as Rheem solar hot water and Rinnai solar hot water. For many households, these are now seen as contenders for the best hot water system Australia has to offer.
Hot water demand in Preston is driven by a high share of young families and professionals, and hot water energy use can easily account for a quarter of total household electricity. Swapping out an old storage unit for the best heat pump hot water system you can afford, or pairing a solar hot water system with existing PV, is one of the fastest ways to trim everyday bills without changing how you live. Local installers regularly work with Chromagen solar hot water and other leading brands, matching system size to bedroom count and daily usage.
Typical annual bill savings in Preston look like this:
• Old electric to heat pump hot water system: save about $350–$700 per year. • Gas to heat pump hot water: save roughly $250–$600 per year. • Gas to solar hot water system: save around $200–$500 per year. • Old electric to modern electric hot water installation with rooftop solar: save about $250–$550 per year.
Recent data shows how quickly efficient hot water has taken off locally. In total, around 871 efficient hot water systems have been installed in Preston, covering both heat pump and solar hot water installation projects. Installations really picked up from 2007, with strong years in 2008 and 2009, then a peak around 2010 and another surge in 2016. Even in the early 2020s, dozens of new systems are going in each year. That steady stream of heat pump hot water installation and solar hot water tank replacement work reflects growing interest in electrification, lower running costs and more sustainable homes in Preston.
Hot Water Rebates, Tariffs & Savings
Right across Preston, homeowners are replacing old gas or resistive electric units with efficient heat pump hot water, upgraded electric hot water system options and roof‑mounted solar hot water. Federal incentives like Small‑scale Technology Certificates (STCs) apply to eligible solar hot water heating system and heat pump units, effectively acting as a solar hot water rebate or heat pump hot water rebate that can cut the upfront solar hot water price / cost or heat pump hot water price / cost by a substantial margin. Victoria’s state programs can also operate as a hot water rebate vic, with additional support for efficient electric hot water installation and heat pump upgrades.
When you combine these incentives with smart tariffs and solar, many Preston households are seeing payback periods drop to just a few years, especially when timers or solar‑diversion controls are used to heat water during sunny periods. Moving from electric hot water vs gas hot water to a modern electric or heat pump setup can save hundreds of dollars per year, particularly when you factor in an electric hot water system rebate or state‑based hot water rebate vic offers.
For many homes, the choice comes down to heat pump vs solar hot water or solar hot water vs electric hot water. A well‑designed solar hot water system with brands like Rheem solar hot water or Rinnai solar hot water can be the most efficient hot water system when you have great roof space. A premium Sanden heat pump or high quality Rheem heat pump hot water unit can be the most efficient hot water system where roof area is tight or shading is an issue. Either way, a carefully chosen energy efficient hot water system helps future‑proof your home as gas prices and emissions pressures rise.
If your existing unit is leaking, unreliable or more than 10 years old, now is a smart time to compare hot water system price / cost options in Preston. Local installers can talk you through solar hot water vs electric hot water, the pros and cons of different brands, and when solar hot water repair or solar hot water tank replacement makes sense versus a full upgrade. They can also help with fast hot water repair on older systems to keep you going until you are ready to switch.
If you are in Preston and wondering whether to stick with gas, go for a new electric hot water system, or step up to a solar hot water system or heat pump, it is worth getting personalised advice. Talk with experienced hot water installers who specialise in heat pump and solar hot water repair, design and installation. With Preston’s solid solar resource and strong local interest in sustainability, an efficient hot water upgrade can reduce bills, cut emissions and make your home more comfortable for years to come—connect with trusted local experts today to see what will work best at your place.