Hot Water Systems in Garfield
The 3814 postcode, covering Garfield, Cora Lynn, Garfield North and Vervale and surrounding areas, is home to around 931 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 Garfield and the 3814 area, 182 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 Garfield's climate delivering an average of 4.0 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.
Hot Water Ranking
Postcode 3814
303rd
State Wide
1080th
Australia Wide
Hot Water Installation Garfield
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 Garfield
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterGarfield
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 Garfield
Compare heat pump hot water systems suitable for Garfield'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 - Garfield, 3814
Hot Water Demographics - Garfield
Based on the Australian Bureau of Statistics 2021 Census (ABS), Garfield has around 931 private dwellings, home to approximately 2,419 people. With an average household size of 2.8 people, and around 50 litres of hot water used per person each day in Australia, Garfield households use approximately 140 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 Garfield's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Garfield community is home to 226 couple families with children and 21 one-parent families, meaning a large proportion of households face substantial hot water demand. With 407 homes owned with a mortgage and 326 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.
Garfield is converting hot water demand to efficient systems faster than many peers, with 19.5% of dwellings already upgraded.
Hot water systems in Garfield
In Garfield, more households 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 an average household size of 2.8 people and 705 local families, reliable hot water is non‑negotiable – but rising energy costs mean the type of hot water system you choose now really matters.
Garfield’s strong sunlight makes efficient hot water a smart move. The local weather station records mean daily solar exposure of around 14.4 MJ/m², which is roughly 4 kWh/m² per day – ideal for a solar hot water heating system and for running a heat pump hot water system efficiently. With 864 occupied dwellings and most homes either owned outright or with a mortgage, many locals are looking at hot water upgrades as a simple way to trim bills and future‑proof their place. Swapping an older gas or resistive electric unit for an energy efficient hot water system can deliver sizeable Annual Hot Water Energy Savings, especially for busy family homes with two bathrooms.
In 3814, a large share of homes are three‑ and four‑bedroom houses, so hot water demand is solid. That is where choosing the most efficient hot water system for your needs pays off. Many locals compare heat pump vs solar hot water, or even solar hot water vs electric hot water, to see what stacks up best with their roof space, budget and routine. Brands like Rheem heat pump hot water, Sanden heat pump and Rinnai solar hot water are popular choices for efficient upgrades, while Rheem solar hot water and Chromagen solar hot water systems are common for those wanting to maximise roof‑top energy.
To give you a feel for typical savings, here are some realistic annual bill reductions when you combine a quality hot water installation with smart tariffs and, where possible, solar:
• Old electric to heat pump hot water installation: save around $350–$700 per year. • Gas to heat pump hot water system: save roughly $250–$600 per year. • Gas to solar hot water installation: save about $200–$500 per year. • Old electric to modern electric hot water installation with solar: save around $200–$450 per year.
Garfield has already seen 182 efficient hot water systems installed, combining both heat pump and solar hot water installation projects. Install numbers were modest in the early 2000s, but began to lift from 2007, with a clear surge in 2018 when 39 systems went in, followed by solid years in 2019 and 2020. Recent installations in 2023, 2024 and 2025 show ongoing interest as more locals look to electrification, lower running costs and getting the best hot water system Australia can offer for their budget.
Hot Water Rebates, Tariffs & Savings
Across Garfield, more homeowners are replacing ageing gas storage units and power‑hungry cylinders with a heat pump hot water system, efficient solar hot water system or a new electric hot water system that works hand‑in‑hand with solar panels. Federal incentives such as Small‑scale Technology Certificates (STCs) apply to eligible systems, effectively providing a solar hot water rebate or heat pump hot water rebate that cuts the upfront solar hot water price / cost or heat pump hot water price / cost. Victoria also offers state‑based hot water rebate vic programs that can support heat pumps and, in some cases, electric hot water system rebate options.
When you add these rebates together, it is common for discounts to shave a substantial percentage off the total hot water system price / cost. That brings payback periods down to just a few years, especially if you use timers or solar diversion to run your system when your PV is generating. Many Garfield households can save hundreds of dollars a year, particularly when moving from electric hot water vs gas hot water to a genuinely energy efficient hot water system.
If your current unit is leaking, needing regular hot water repair, or you are due for a solar hot water tank replacement or solar hot water repair, it is a perfect time to reassess your options. Whether you are interested in rheem solar hot water, a premium sanden heat pump, rinnai solar hot water or another of the best heat pump hot water system choices on the market, upgrading your hot water vic setup can cut bills, reduce emissions and improve comfort.
Thinking about a hot water upgrade in Garfield? Now is a smart time to check whether your home is ready to move from gas or an old electric unit to a heat pump or solar hot water system. Work with experienced local hot water installers like us – specialists in heat pump hot water installation, solar hot water installation, electric hot water installation and hot water repair – to make the most of Garfield’s solar exposure and growing focus on sustainability. An efficient hot water system can lower your bills, shrink your carbon footprint and future‑proof your home, so reach out to our trusted local experts for personalised advice today.