Hot Water Systems in Parma
The 2540 postcode, covering Parma, Nowra Naval Po, Wreck Bay, Bamarang, Barringella, Basin View, Beecroft Peninsula, Berrara, Bewong, Bolong, Boolijah, Bream Beach, Browns Mountain, Brundee, Buangla, Burrier, Callala Bay, Callala Beach, Cambewarra, Cambewarra Village, Comberton, Comerong Island, Cudmirrah, Culburra Beach, Currarong, Erowal Bay, Ettrema, Falls Creek, Greenwell Point, Hmas Albatross, Hmas Creswell, Huskisson, Hyams Beach, Illaroo, Jerrawangala, Jervis Bay, Kinghorne, Longreach, Mayfield, Meroo Meadow, Mondayong, Moollattoo, Mundamia, Myola, Nowra Hill, Numbaa, Old Erowal Bay, Orient Point, Pyree, Sanctuary Point, St Georges Basin, Sussex Inlet, Swanhaven, Tallowal, Tapitallee, Terara, Tomerong, Tullarwalla, Twelve Mile Peg, Vincentia, Wandandian, Watersleigh, Wollumboola, Woollamia, Worrigee, Worrowing Heights, Wrights Beach, Yalwal and Yerriyong and surrounding areas, is home to around 26,054 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 Parma and the 2540 area, 4,586 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 Parma's climate delivering an average of 4.4 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 2540
4th
State Wide
24th
Australia Wide
Hot Water Installation Parma
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 Parma
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterParma
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 Parma
Compare heat pump hot water systems suitable for Parma'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 - Parma, 2540
Hot Water Demographics - Parma
Based on the Australian Bureau of Statistics 2021 Census (ABS), Parma has around 26,054 private dwellings, home to approximately 43,985 people. With an average household size of 2.3 people, and around 50 litres of hot water used per person each day in Australia, Parma households use approximately 115 litres of hot water daily, equating to a massive 3.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Parma's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Parma community is home to 2,934 couple families with children and 967 one-parent families, meaning a large proportion of households face substantial hot water demand. With 5,226 homes owned with a mortgage and 8,495 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.
Parma is converting hot water demand to efficient systems faster than many peers, with 17.6% of dwellings already upgraded.
Hot water systems in Parma
Across Parma and the wider 2540 area, more locals are switching from old gas and ageing electric units to modern, energy efficient hot water systems. With an average household size of around 2.3 people and more than 18,000 occupied dwellings, reliable hot water is a daily essential – but rising power prices mean it needs to be efficient as well. Many homes here are owned outright or with a mortgage, so investing in a better hot water system is a logical way to cut running costs and add value.
Parma’s strong sunlight makes it ideal for solar hot water and heat pump technology. The Nowra RAN Air Station records average solar exposure of about 15.7 MJ/m² per day – roughly 4.4 kWh/m² of sun to drive a solar hot water system or boost a heat pump hot water system. That sunshine, combined with the trend towards all‑electric homes, means upgrading from electric hot water vs gas hot water to a more efficient option can deliver solid annual hot water energy savings for local households.
In the 2540 postcode there are over 26,000 dwellings in total, including a large share of separate houses with three or four bedrooms, so hot water demand is steady across families, retirees and working couples. Hot water can account for a big slice of home energy use, so choosing the most efficient hot water system – whether that is a heat pump hot water system, solar hot water heating system or a modern electric hot water system paired with rooftop solar – makes a real difference to quarterly bills and comfort.
Average annual bill savings in Parma typically fall into these ranges: • Replacing an old electric unit with a quality heat pump hot water system: $350–$700 per year • Switching gas to heat pump: $250–$600 per year • Switching gas to a solar hot water system: $200–$550 per year • Replacing an old electric with a modern electric hot water system timed to run on solar: $150–$400 per year
Brands like Rheem, Rinnai, Sanden and Thermann are popular locally, offering options from rheem solar hot water and rheem heat pump hot water through to rinnai solar hot water and premium sanden heat pump systems. Many homeowners looking for the best hot water system Australia can offer compare heat pump vs solar hot water, weigh up solar hot water vs electric hot water, and look closely at heat pump hot water price / cost and solar hot water price / cost against long‑term savings.
Parma has already seen strong uptake of efficient systems. There have been 4,586 efficient hot water installations (heat pump and solar hot water installations) recorded in the 2540 postcode. Install numbers climbed sharply around 2008–2010, peaking at 1,176 systems in 2009, then settling into steady replacement levels through the 2010s and early 2020s. Recent years still show dozens of heat pump hot water installation and solar hot water installation jobs each year, reflecting ongoing interest in electrification, lower running costs and cutting emissions. As older tanks fail, many households are choosing an energy efficient hot water system rather than like‑for‑like gas or resistive electric.
Hot Water Rebates, Tariffs & Savings
For Parma homeowners, the economics are improving thanks to hot water rebate nsw programs and federal incentives. The Small‑scale Technology Certificate (STC) scheme effectively reduces the upfront hot water system price / cost for eligible solar hot water systems and heat pump units. On top of that, state‑based heat pump hot water rebate offers and, in some cases, electric hot water system rebate programs can trim the heat pump hot water price / cost or solar hot water price / cost by a substantial percentage. When you combine rebates with good tariffs, timers or solar‑diversion controls, payback periods can be cut to just a few years, especially if you are moving from gas to an all‑electric, energy efficient hot water system.
If your existing unit is nearing the end of its life, needs frequent hot water repair, or you are facing a solar hot water tank replacement, it is the perfect time to compare options. Many Parma homes are looking at the best heat pump hot water system for their needs, or considering chromagen solar hot water or other brands as part of a broader solar upgrade. A well‑planned electric hot water installation can work beautifully with rooftop solar, while solar hot water repair or replacement can be an opportunity to upsize and future‑proof.
If you live in Parma and are wondering whether to stick with electric hot water vs gas hot water, or upgrade to a heat pump or solar hot water system, now is a smart time to act. With strong local solar, growing interest in sustainability and generous hot water rebate nsw incentives, efficient hot water can lower your bills, cut emissions and make your home more comfortable. Talk with our experienced hot water nsw installers – specialists in heat pump hot water installation, electric hot water installation and solar hot water repair – to check if your home is ready for a hot water upgrade and get personalised advice tailored to Parma conditions.