Hot Water in Eltham, VIC

Hot Water Systems in Eltham

The 3095 postcode, covering Eltham, Eltham North and Research and surrounding areas, is home to around 10,070 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 Eltham and the 3095 area, 332 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 Eltham's climate delivering an average of 4.1 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 3095

223rd

State Wide

757th

Australia Wide

Hot Water Installation Eltham

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 Eltham

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

Solar Powered Hot WaterEltham

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 Eltham

Compare heat pump hot water systems suitable for Eltham'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 - Eltham, 3095

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Hot Water Demographics - Eltham

Based on the Australian Bureau of Statistics 2021 Census (ABS), Eltham has around 10,070 private dwellings, home to approximately 27,292 people. With an average household size of 2.8 people, and around 50 litres of hot water used per person each day in Australia, Eltham households use approximately 140 litres of hot water daily, equating to a massive 1.4 million litres of hot water used across the suburb every single day.

Other census insights reinforce Eltham's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Eltham community is home to 2,646 couple families with children and 370 one-parent families, meaning a large proportion of households face substantial hot water demand. With 4,354 homes owned with a mortgage and 4,135 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.

Eltham is converting hot water demand to efficient systems faster than many peers, with 3.3% of dwellings already upgraded.

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Hot water systems in Eltham

Across Eltham, more households are swapping old gas and electric units for an energy efficient hot water system that actually keeps bills under control. With an average household size of 2.8 people and more than 8,600 separate houses, hot water demand is high – and so are energy costs. For many Eltham homeowners paying a median mortgage of around $2,288 a month, shifting to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a simple way to free up cash every quarter.

Eltham’s solar exposure makes these upgrades even more attractive. The local weather station records mean daily solar exposure of about 14.8 MJ/m², which is roughly 4.1 kWh of sun energy per square metre per day over the year – plenty to drive a solar hot water heating system or boost a heat pump hot water system. With more than 8,400 homes owned outright or with a mortgage, there is strong potential for long‑term savings from a well‑chosen hot water system, whether that’s a compact electric hot water installation or a full solar hot water installation with roof collectors and a tank.

In 3095, families make up a large share of the 28,000‑plus residents, so reliable showers, baths and laundry matter. A modern heat pump hot water installation can cut the energy used for hot water by up to two‑thirds compared with an old electric hot water system, while a quality solar hot water system can use the sun to do most of the work. Many locals are comparing heat pump vs solar hot water, or solar hot water vs electric hot water, to find the most efficient hot water system for their roof space, budget and routine.

For a typical Eltham home, realistic average annual bill savings from a hot water upgrade look like: • Old electric to heat pump hot water system: $400–$900 per year • Gas to heat pump hot water system: $300–$700 per year • Gas to solar hot water system: $250–$650 per year • Old electric to modern electric hot water with rooftop solar: $250–$600 per year

On the ground, brands like Rheem, Rinnai, Sanden and Thermann are common choices. Rheem solar hot water and Rinnai solar hot water units are popular for households wanting a proven solar hot water heating system with local support, while Rheem heat pump hot water and premium Japanese‑designed Sanden heat pump units appeal to those chasing the best heat pump hot water system performance with very low running costs. For many, these are among the best hot water system Australia options when you balance efficiency, warranty and hot water system price.

Recent installs in Eltham tell a clear story. There have been 332 efficient hot water systems installed in the postcode, covering both heat pump and solar hot water installation projects. Uptake really jumped around 2007–2010, with peaks of 25 installs in 2007, 34 in 2008 and 73 in 2009, then steady interest through the 2010s and into the 2020s. Even the more modest numbers from 2016 onwards – typically between 5 and 22 installs per year – show a consistent shift towards electrification, lower running costs and an energy efficient hot water system that fits an all‑electric home powered by solar.

Hot Water Rebates, Tariffs & Savings

Across Eltham VIC, more people are asking whether now is the time to replace an ageing gas or electric unit with a heat pump hot water system, a newer electric hot water system or a solar hot water system. Generous incentives help. Federal Small‑scale Technology Certificates (STCs) effectively discount eligible heat pump and solar hot water systems at the point of sale, while Victorian state programs can offer a heat pump hot water rebate or solar hot water rebate that further cuts the upfront solar hot water price or heat pump hot water price. Some efficient electric units can also qualify for an electric hot water system rebate when they replace old, inefficient models.

For Eltham households, these hot water rebate VIC schemes can reduce the system cost by a substantial percentage, turning a premium unit into a much more affordable hot water installation. When you combine rebates with existing rooftop solar and smart controls such as timers or solar diversion, payback periods can shrink to just a few years, with typical savings often in the hundreds of dollars per year. Over the life of the unit, that adds up to thousands saved, especially as hot water energy use is one of the biggest chunks of overall household energy.

If your current unit is rusty, leaking, running out of hot water or just expensive to run, it is worth checking whether your Eltham home is ready for a hot water upgrade. Whether you are weighing electric hot water vs gas hot water, comparing heat pump vs solar hot water, or planning a solar hot water tank replacement, working with experienced hot water installers and repair specialists is vital. Local experts can guide you through hot water repair vs replace decisions, explain solar hot water repair options, size the most efficient hot water system for your family, and make sure you tap into every hot water rebate VIC offers. With Eltham’s strong solar potential and growing interest in sustainability, a quality heat pump hot water installation, solar hot water installation or efficient electric hot water installation can reduce bills, cut emissions and future‑proof your home – and trusted local specialists are ready to provide personalised advice and support.

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