Hot Water Systems in Wishart
The 4122 postcode, covering Wishart, Mansfield Bc, Mansfield Dc, Upper Mount Gravatt Bc, Mansfield, Mount Gravatt, Mount Gravatt East and Upper Mount Gravatt and surrounding areas, is home to around 17,816 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 Wishart and the 4122 area, 1,758 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 Wishart's climate delivering an average of 5.1 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.
Hot Water Ranking
Postcode 4122
34th
State Wide
137th
Australia Wide
Hot Water Installation Wishart
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 Wishart
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWishart
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.
Want Solar Finance Options?
Compare lenders and get tailored loan offers.
Heat Pump Hot Water Systems for Wishart
Compare heat pump hot water systems suitable for Wishart'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 - Wishart, 4122
Hot Water Demographics - Wishart
Based on the Australian Bureau of Statistics 2021 Census (ABS), Wishart has around 17,816 private dwellings, home to approximately 44,788 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Wishart households use approximately 135 litres of hot water daily, equating to a massive 2.4 million litres of hot water used across the suburb every single day.
Other census insights reinforce Wishart's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Wishart community is home to 4,175 couple families with children and 937 one-parent families, meaning a large proportion of households face substantial hot water demand. With 5,733 homes owned with a mortgage and 4,733 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.
Wishart is converting hot water demand to efficient systems faster than many peers, with 9.9% of dwellings already upgraded.
Hot water systems in Wishart
Across Wishart, more homeowners are rethinking their old gas and electric hot water system and switching to 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 2.7 people and more than 12,000 separate houses in the 4122 postcode, hot showers, dishwashers and laundries add up fast on the power bill. For many families with mortgages around $2,000 a month, trimming energy costs is an easy way to free up cash.
Wishart’s sunny climate makes it ideal for an energy efficient hot water system. The local Mount Gravatt solar station records around 18.6 MJ/m² of solar exposure a day – roughly 5.2 kWh/m² – which is perfect for a solar hot water heating system or a high-performance heat pump hot water system that draws warmth from the air. Upgrading from older gas or resistive electric units to efficient technology can deliver substantial annual hot water energy savings for Wishart households, especially for larger family homes and multi-bathroom properties.
In the 4122 area, there is a strong mix of owner-occupiers, with more than 10,000 homes owned outright or with a mortgage, and over 12,000 dwellings with three or more bedrooms. That means steady hot water demand and plenty of roof and yard space for a solar hot water installation or a neat heat pump hot water installation beside the house. Many locals are weighing up heat pump vs solar hot water, and even solar hot water vs electric hot water, to find the most efficient hot water system for their lifestyle and roof layout.
Typical annual bill savings in Wishart from upgrading your hot water installation can look like:
• Old electric to heat pump hot water system: save about $350–$700 per year. • Gas to heat pump hot water system: save about $250–$600 per year. • Gas to solar hot water system: save about $300–$650 per year. • Old electric to modern electric hot water installation with rooftop solar: save about $250–$550 per year.
Brands like Rheem, Rinnai, Sanden and Thermann are common in the local market, with options ranging from rheem solar hot water and rinnai solar hot water through to rheem heat pump hot water and premium sanden heat pump units. Choosing the best hot water system Australia has to offer depends on your budget, hot water system price expectations, roof space and whether you want the absolute best heat pump hot water system or a solid, affordable solar hot water tank replacement. Local specialists can also assist with hot water repair, solar hot water repair and ongoing servicing to keep running costs low.
Efficient hot water is already taking off in Wishart. There have been 1,758 efficient hot water systems installed in the 4122 postcode, including both heat pump and solar hot water systems. Installations peaked around 2009 and 2010, when more than 400 systems went in across those two years, and there has been a steady stream of upgrades every year since, with installations continuing through to 2025. This long-term trend shows strong local interest in electrification, moving away from gas, and locking in lower running costs with energy efficient hot water.
Hot Water Rebates, Tariffs & Savings
Across Wishart QLD, interest is growing in replacing old gas or electric hot water with efficient options like a heat pump hot water system, a new solar hot water system or a modern electric hot water system paired with rooftop solar. Homeowners here can usually tap into Australian Government incentives such as Small-scale Technology Certificates (STCs) for eligible solar hot water and heat pump systems, plus state-based heat pump hot water rebate and solar hot water rebate schemes. These hot water rebate QLD programs can effectively cut the upfront hot water system cost or heat pump hot water price by a substantial percentage, especially when combined with retailer discounts.
For many Wishart homes, an energy efficient hot water system can shave hundreds of dollars a year off bills, and the payback period for a new solar hot water price or heat pump hot water cost can be shortened when rebates and existing rooftop solar are used together. Smart controls, timers and solar-diversion can push savings even further by heating water when your solar is generating and off-peak tariffs are low. There are also electric hot water system rebate options in some programs, making electric hot water vs gas hot water an even easier choice for households wanting all-electric homes.
If you are in Wishart and your current unit is ageing, noisy or costly to run, this is a good time to check whether your home is ready for a hot water upgrade. Whether you are comparing heat pump vs solar hot water, looking at solar hot water vs electric hot water, or simply want the most efficient hot water system your budget allows, experienced hot water QLD installers can help. Work with trusted local specialists in heat pump hot water installation, solar hot water installation, electric hot water installation, hot water repair and solar hot water tank replacement to reduce bills, cut emissions and future-proof your home. For personalised advice and clear guidance on the best solution and hot water system price for your Wishart property, connect with our local hot water experts today.