Hot Water Systems in Wattle Grove
The 7109 postcode, covering Wattle Grove, Catamaran, Crabtree, Cradoc, Glaziers Bay, Glen Huon, Glendevie, Grove, Hastings, Huonville, Ida Bay, Judbury, Lonnavale, Lower Longley, Lower Wattle Grove, Lucaston, Lune River, Lymington, Mountain River, Petcheys Bay, Raminea, Ranelagh, Recherche, Southport, Southport Lagoon, Strathblane, Waterloo and Woodstock and surrounding areas, is home to around 4,153 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 Wattle Grove and the 7109 area, 219 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 Wattle Grove's climate delivering an average of 3.6 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 7109
7th
State Wide
977th
Australia Wide
Hot Water Installation Wattle Grove
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 Wattle Grove
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWattle Grove
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 Wattle Grove
Compare heat pump hot water systems suitable for Wattle Grove'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 - Wattle Grove, 7109
Hot Water Demographics - Wattle Grove
Based on the Australian Bureau of Statistics 2021 Census (ABS), Wattle Grove has around 4,153 private dwellings, home to approximately 9,042 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, Wattle Grove households use approximately 125 litres of hot water daily, equating to a massive 0.5 million litres of hot water used across the suburb every single day.
Other census insights reinforce Wattle Grove's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Wattle Grove community is home to 760 couple families with children and 190 one-parent families, meaning a large proportion of households face substantial hot water demand. With 1,495 homes owned with a mortgage and 1,474 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.
Wattle Grove is converting hot water demand to efficient systems faster than many peers, with 5.3% of dwellings already upgraded.
Hot water systems in Wattle Grove
Across Wattle Grove and the 7109 postcode, more locals are switching from old gas and electric units to an energy efficient hot water system that actually suits Tassie conditions. With an average household size of around 2.5 people and more than 3,600 occupied dwellings, reliable hot water is non‑negotiable, but power prices keep climbing. That is why heat pump hot water systems, modern electric hot water systems and every type of solar hot water system are becoming the logical next step for families and downsizers alike.
The Glaziers Bay weather station shows mean daily solar exposure of about 13.1 MJ/m², which is roughly 3.6 kWh of sun energy per square metre per day over the year. That is plenty to support a well‑designed solar hot water heating system or an efficient heat pump hot water system that sips electricity while pulling free heat from the air. With many homes in Wattle Grove owned outright or with a mortgage, and a median household income that supports sensible upgrades, replacing an ageing gas or resistive electric hot water system can deliver meaningful annual hot water energy savings without sacrificing comfort.
In a spread‑out area like 7109, where most dwellings are separate houses with three or more bedrooms, hot water demand is steady and often higher than people realise. Hot water energy use can make up a large slice of the power bill, especially for households still running an old electric hot water system on a standard tariff. That is why the best hot water system Australia‑wide for many homes now tends to be either a quality heat pump hot water system or a roof‑mounted solar hot water system, sometimes backed up by a modern electric hot water installation. Brands like Rheem, Rinnai, Sanden and Chromagen all offer options that can be tailored for Wattle Grove’s cooler winters, from Rheem solar hot water and Rinnai solar hot water to premium Sanden heat pump units.
Typical savings for 7109 homes moving to a more energy efficient hot water system look like this: • Old electric to heat pump hot water installation: save roughly $350–$700 per year • Gas to heat pump hot water system: save around $250–$600 per year • Gas to solar hot water installation: save about $300–$650 per year • Old electric to modern electric hot water installation with good rooftop solar: save roughly $200–$500 per year
In Wattle Grove and the broader 7109 area, there have already been 219 efficient hot water installations, combining heat pump and solar hot water systems. Install numbers really took off around 2009–2011, with a peak of 55 installs in 2010 as solar hot water rebate offers and early heat pump hot water rebate programs kicked in. While yearly numbers have steadied in recent years, there is still a clear trend toward electrification and lower running costs, with new installs continuing through to 2025. This steady uptake shows growing interest in hot water TAS solutions that move away from gas and cut exposure to rising energy prices.
Hot Water Rebates, Tariffs & Savings Across Wattle Grove, more households are now weighing up heat pump vs solar hot water, or even solar hot water vs electric hot water, to replace tired gas storage units. Federal incentives such as Small‑scale Technology Certificates (STCs) apply to eligible heat pump and solar hot water systems, effectively acting as an upfront discount off the solar hot water price / cost or heat pump hot water price / cost. On top of that, Tasmanian hot water rebate TAS programs and electric hot water system rebate offers may be available from time to time, helping to bring the overall hot water system price / cost down even further.
When you combine a good solar hot water heating system or efficient heat pump with STCs and any state‑based heat pump hot water rebate or solar hot water rebate, it is common for the real out‑of‑pocket cost to drop by a substantial percentage. That shorter payback period is helped along by bill savings that can easily reach hundreds of dollars per year. Add smart controls, such as running a heat pump in the middle of the day on rooftop solar or using a timer with an electric hot water system, and you can squeeze even more value from your energy efficient hot water system. For many locals, that makes all‑electric homes, and a move away from electric hot water vs gas hot water debates, much more achievable.
If your existing tank is rusting, your gas bills are creeping up or you are weighing up a solar hot water tank replacement, it is a good time to check whether your Wattle Grove home is ready for a hot water upgrade. Whether you are comparing solar hot water vs electric hot water, looking for rheem heat pump hot water or rheem solar hot water options, or chasing the best heat pump hot water system for Tassie’s climate, working with experienced hot water installers who understand local conditions is essential. With strong solar potential, a community already investing in efficient hot water, and growing interest in sustainability, choosing the most efficient hot water system can help you cut emissions, reduce bills and future‑proof your home—connect with trusted local experts for personalised advice with us.
