Hot Water in Piara Waters, WA

Hot Water Systems in Piara Waters

The 6112 postcode, covering Piara Waters, Armadale, Bedfordale, Brookdale, Forrestdale, Harrisdale, Haynes, Hilbert, Mount Nasura, Mount Richon, Seville Grove and Wungong and surrounding areas, is home to around 25,379 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 Piara Waters and the 6112 area, 4,982 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 Piara Waters's climate delivering an average of 5.3 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 6112

2nd

State Wide

18th

Australia Wide

Hot Water Installation Piara Waters

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 Piara Waters

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

Solar Powered Hot WaterPiara Waters

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 Piara Waters

Compare heat pump hot water systems suitable for Piara Waters'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 - Piara Waters, 6112

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Hot Water Demographics - Piara Waters

Based on the Australian Bureau of Statistics 2021 Census (ABS), Piara Waters has around 25,379 private dwellings, home to approximately 66,573 people. With an average household size of 2.8 people, and around 50 litres of hot water used per person each day in Australia, Piara Waters households use approximately 140 litres of hot water daily, equating to a massive 3.6 million litres of hot water used across the suburb every single day.

Other census insights reinforce Piara Waters's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Piara Waters community is home to 7,790 couple families with children and 1,768 one-parent families, meaning a large proportion of households face substantial hot water demand. With 13,554 homes owned with a mortgage and 4,232 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.

Piara Waters is converting hot water demand to efficient systems faster than many peers, with 19.6% of dwellings already upgraded.

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Hot water systems in Piara Waters

In Piara Waters, more households are rethinking their hot water system as power prices rise and families grow. With an average household size of about 2.8 people and more than 23,000 dwellings across 6112, reliable, energy efficient hot water is not a luxury – it is essential. Many homes are still on older gas or electric hot water, but upgrading to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is becoming the logical next step, especially for young, busy families on solid household incomes.

Piara Waters is well suited to efficient hot water upgrades. The local solar exposure at nearby Forrestdale averages around 18.9 MJ/m² per day over the year – roughly 5.25 kWh/m² of sunshine a day – which is ideal for a solar hot water heating system or a heat pump hot water system that draws energy from the air. With many separate houses and family homes, roof space and side access usually make solar hot water installation or heat pump hot water installation straightforward, and the Annual Hot Water Energy Savings on offer can be significant over the life of the system.

Across 6112 there have already been 4,982 efficient hot water installations, combining heat pumps and solar hot water. Installations climbed strongly through the 2000s, peaking around 2010, and while numbers have eased back in recent years, there is still steady demand, with new systems going in every year from 2020 onwards. This trend shows a clear local shift towards electrification, lower running costs and moving away from gas hot water where possible, especially as more homes add rooftop solar.

For a typical Piara Waters family, hot water can be one of the biggest energy users in the home. Switching from an old electric hot water system or older gas storage unit to the most efficient hot water system you can afford can cut usage dramatically. 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 units. Many households also look at chromagen solar hot water or other reputable brands when comparing the best hot water system Australia can offer for their needs.

Typical annual bill savings in Piara Waters can look like this:

• Old electric to quality heat pump hot water system: around $350–$700 per year • Gas storage to heat pump hot water: around $250–$500 per year • Gas storage to roof-mounted solar hot water system: around $200–$450 per year • Old electric to modern electric hot water installation paired with rooftop solar: around $250–$600 per year, depending on usage and solar size

Local homeowners often weigh up heat pump vs solar hot water, or solar hot water vs electric hot water, taking into account roof layout, shading and whether they already have PV. A well-sized energy efficient hot water system can work hand in hand with rooftop solar, using timers or solar diversion to heat water when the sun is out and grid power is cheapest.

When it comes to hot water repair or solar hot water repair, Piara Waters households are also starting to look at whether it is worth fixing an old unit or putting that money towards a new heat pump hot water installation, solar hot water tank replacement or efficient electric hot water installation instead. With rising electricity and gas prices, many find that an upgrade offers better long-term value than another short-term hot water repair, especially when you factor in the hot water system price and running costs over 10–15 years.

Hot Water Rebates, Tariffs & Savings

There is growing interest in hot water WA wide in replacing old gas or electric units with efficient options, and Piara Waters is no exception. Federal incentives through Small-scale Technology Certificates (STCs) can reduce the upfront heat pump hot water price or solar hot water price at the point of sale. On top of that, WA homeowners can often access a heat pump hot water rebate or solar hot water rebate through specific programs, and in some cases an electric hot water system rebate when moving away from gas. These hot water rebate WA offers can effectively knock a substantial percentage off the installed hot water system cost, shortening the payback period and making the best heat pump hot water system or a quality solar hot water system much more affordable.

By upgrading to an energy efficient hot water system, many Piara Waters households can save hundreds of dollars per year on bills. Combine rebates with smart tariffs, timers or solar-diversion controls and payback periods can shrink further, particularly if you already have rooftop solar or are planning an all-electric home. Over time, the lower heat pump hot water cost to run or the reduced solar hot water price per unit of energy delivered can easily outweigh the initial investment.

If you live in Piara Waters and your current unit is older, noisy, running out of hot water or driving up your bills, it is a good time to check whether your home is ready for a hot water upgrade. Whether you are comparing electric hot water vs gas hot water, weighing up heat pump vs solar hot water, or simply want the most efficient hot water system for your budget, working with experienced local hot water installers who specialise in heat pump and solar hot water is essential. With Piara Waters’ strong solar resource and growing focus on sustainability, an efficient hot water system can help cut your energy bills, reduce emissions and future-proof your home. Reach out to trusted local experts for personalised advice on hot water systems Piara Waters residents can rely on, and find the right solution for your family or business.

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