Hot Water Systems in Bullabul
The 3517 postcode, covering Bullabul, Bears Lagoon, Brenanah, Glenalbyn, Inglewood, Jarklin, Kingower, Kurting, Powlett Plains, Rheola, Salisbury West and Serpentine and surrounding areas, is home to around 717 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 Bullabul and the 3517 area, 186 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 Bullabul's climate delivering an average of 4.8 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 3517
299th
State Wide
1066th
Australia Wide
Hot Water Installation Bullabul
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 Bullabul
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterBullabul
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 Bullabul
Compare heat pump hot water systems suitable for Bullabul'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 - Bullabul, 3517
Hot Water Demographics - Bullabul
Based on the Australian Bureau of Statistics 2021 Census (ABS), Bullabul has around 717 private dwellings, home to approximately 1,312 people. With an average household size of 2.2 people, and around 50 litres of hot water used per person each day in Australia, Bullabul 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 Bullabul's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Bullabul community is home to 91 couple families with children and 15 one-parent families, meaning a large proportion of households face substantial hot water demand. With 173 homes owned with a mortgage and 296 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.
Bullabul is converting hot water demand to efficient systems faster than many peers, with 25.9% of dwellings already upgraded.
Hot water systems in Bullabul
Across Bullabul and the 3517 district, more locals are rethinking their old gas and electric hot water system and switching to energy efficient options. With most homes being separate houses and around 296 owned outright plus 173 with a mortgage, many Bullabul households are in a good position to plan a smart hot water upgrade that cuts bills and future‑proofs the property. The average household size is about 2.2 people, so a correctly sized heat pump hot water system, solar hot water system or modern electric hot water system can comfortably cover daily demand without wasting energy.
Bullabul’s strong sunlight is a real asset. The local climate data shows mean daily solar exposure of about 17.3 MJ/m², which is roughly 4.8 kWh of solar energy per square metre per day over the year. That level of sunshine supports both a solar hot water heating system and high‑efficiency heat pump hot water, especially when paired with rooftop solar. For many households, upgrading from older gas or resistive electric units to an energy efficient hot water system can deliver substantial Annual Hot Water Energy Savings, often slashing hot water energy use by more than half.
In a postcode with 587 occupied private dwellings and a median household income of around $935 per week, energy costs matter. Many homes have two or three bedrooms and a mix of retirees and working families, so reliable, low‑running‑cost hot water is important. Bullabul already has 186 efficient hot water systems installed, mainly heat pump and solar hot water installations, showing steady local interest in lower bills and cleaner energy.
Looking at system sizes and savings for Bullabul, the typical 2–3 person home might choose a 200–270L heat pump hot water installation, while larger families may opt for a 300–315L solar hot water installation with roof collectors and a ground tank. Efficient hot water can be a surprisingly big slice of total energy use, so changing the hot water system is often the fastest way to cut power bills. Popular brands around regional Victoria include Rheem heat pump hot water units, rheem solar hot water, Rinnai solar hot water and premium Japanese sanden heat pump systems, all competing for the title of best heat pump hot water system and best hot water system Australia for long‑term value.
Typical savings for Bullabul homes can look like this:
• Old electric to heat pump: save roughly $350–$700 per year on bills. • Gas to heat pump: save around $250–$600 per year, depending on gas tariffs. • Gas to solar hot water: save about $200–$500 per year. • Old electric to modern electric with solar: save $200–$450 per year using excess solar.
These ranges are indicative, but they show why people are comparing heat pump vs solar hot water and solar hot water vs electric hot water when planning a hot water installation.
Recent installation data for 3517 shows a big spike in 2009, with 119 systems installed that year alone, followed by a steady trickle of upgrades every year through to 2025. While numbers since 2017 are modest, there is consistent interest, with several new efficient hot water systems installed each year as older gas and electric units reach the end of their life. This pattern mirrors a broader move towards electrification, where households in Bullabul shift from gas hot water to heat pump hot water system options or to a solar hot water system backed by rooftop PV, chasing lower running costs and emissions.
Hot Water Rebates, Tariffs & Savings
Around Bullabul VIC, more owners are weighing up electric hot water vs gas hot water and asking which is the most efficient hot water system for their home. For many, a quality energy efficient hot water system like a sanden heat pump, Rheem heat pump hot water, chromagen solar hot water or rinnai solar hot water unit can dramatically cut usage, especially when combined with solar. The Australian Federal Government’s Small‑scale Technology Certificates (STCs) act like a built‑in solar hot water rebate or heat pump hot water rebate, reducing the upfront solar hot water price / cost or heat pump hot water price / cost at the point of sale.
On top of this, Victorian hot water rebate VIC programs and occasional electric hot water system rebate offers can further reduce the hot water system price / cost for Bullabul households. In practice, these discounts can shave a substantial percentage off the installed solar hot water price / cost or heat pump hot water price / cost, often bringing payback down to just a few years, especially if you already have solar. Many locals also use timers or solar‑diversion controls so their electric hot water installation or solar hot water tank replacement heats mainly during sunny, off‑peak periods, squeezing even more value from the system.
If you are in Bullabul and your current unit is old, noisy or running up big bills, now is a good time to check whether your home is ready for a hot water upgrade. Whether you are moving from gas to a heat pump hot water system, comparing heat pump vs solar hot water, or considering a modern electric hot water system with solar, experienced hot water repair and installation specialists can help you choose the right option. With Bullabul’s strong solar exposure, growing interest in sustainability and a large number of owner‑occupied homes, efficient hot water systems can cut bills, reduce emissions and future‑proof your property. For personalised advice on hot water VIC options, hot water rebate VIC eligibility, solar hot water repair or new hot water installation, connect with trusted local experts and get clear, practical guidance tailored to your home.
