High‑Efficiency Hot Water Options in Canberra
High‑efficiency hot water systems are designed to give you the same comfort and reliability as traditional systems while using far less energy. For Canberra homes, that means lower power or gas bills, fewer emissions and a system that works smarter, not harder.
Use this page to explore the main high‑efficiency options we recommend, how they work, and when each one makes sense.
1. Heat Pump Hot Water Systems
Heat pump systems are one of the most efficient ways to heat water using electricity. Instead of creating heat directly, they move heat from the air into the water, similar to how a reverse‑cycle air conditioner works.
How it works
- A fan draws in outside air.
- A refrigerant absorbs heat from the air.
- A small electric compressor boosts that heat and transfers it into the water in the tank.
- The system uses much less electricity than a standard electric element.
Pros
- Uses significantly less electricity than a standard electric storage tank.
- Excellent option for cutting energy bills and emissions.
- Works very well with rooftop solar – you can heat water using your own power.
- Often eligible for rebates or incentives.
Cons
- Higher upfront cost than a basic electric or gas storage system.
- Performance can drop in very cold weather.
- Outdoor unit has some noise.
- More complex technology.
Rebates & Incentives
In many cases, high‑efficiency hot water systems like heat pumps may qualify for government rebates or energy‑efficiency incentives. These programs change over time, so we’ll check what’s currently available in Canberra and let you know how much you could save on upfront costs.
2. High‑Efficiency Gas Continuous Flow Systems
Modern gas continuous flow units can be highly efficient, especially condensing models that recover extra heat from exhaust gases.
- Water flows through a compact wall‑mounted unit.
- A gas burner fires only when you turn on a hot tap.
- Water is heated as it passes through.
How it works
Pros
- “Endless” hot water while running.
- No standing heat loss from a tank.
- High efficiency vs older systems.
- Compact outdoor units free up space.
Cons
- Requires gas connection.
- Flow rate limited by unit size.
- Depends on correct installation.
Examples of hybrid setups
- Heat pump hot water timed for solar production periods.
- High‑efficiency gas continuous flow as a backup.
- Smart controls shifting heating to cheaper tariff periods.
3. Solar‑Ready and Hybrid Hot Water Setups
Brands We Trust for High‑Efficiency Hot Water
We supply and install high‑efficiency hot water systems from leading brands we trust for Canberra conditions, including Sanden Eco Plus, Stiebel Eltron, Rheem, Rinnai, Dux, iStore and Reclaim Energy. We’ll recommend specific models based on your home, budget and whether you have solar.
Not Sure Which Brand to Choose?
Tell us a bit about your home, your current hot water system and whether you have solar, and we’ll narrow down the best high‑efficiency options and brands for your situation.
High‑efficiency systems work best when they’re matched to the rest of your home’s energy setup, especially solar PV.
Benefits of solar‑ready systems
- Maximise the value of your solar investment.
- Reduce reliance on grid electricity or gas.
- Smoother, more predictable energy bills over time.
Savings & Benefits of High‑Efficiency Hot Water
Switching to a high‑efficiency hot water system is one of the most effective ways to cut your home’s energy use without sacrificing comfort. Here’s how these systems can benefit Canberra households.
1. Lower Energy Bills
High‑efficiency systems use less energy to produce the same amount of hot water. What this can mean for you:
- Heat pumps can use around 60–75% less electricity than a standard electric storage tank.
- High‑efficiency gas continuous flow units can reduce gas use compared to older storage systems.
- When paired with solar PV, a heat pump can run largely on your own power, further reducing bills.
2. Reduced Environmental Impact
Using less energy means fewer emissions. Key benefits include:
- Lower greenhouse gas emissions compared to older electric or gas systems.
- A better match for households trying to reduce their carbon footprint.
- When powered by solar, hot water can be close to carbon‑neutral.
3. Comfort Without Compromise
High‑efficiency doesn’t have to mean “less hot water”. What you can expect:
- Consistent hot water for showers, baths and daily use.
- Systems sized to your household so you don’t constantly run out.
- Modern controls and thermostats for stable temperatures.
4. Long‑Term Value for Canberra Homes
While high‑efficiency systems often cost more upfront, they can pay for themselves over time. Value factors:
- Lower running costs year after year.
- Potential rebates or incentives (depending on current programs).
- Increased appeal for future buyers who value efficient homes.
Rebates & Incentives
Depending on current programs, you may be able to access government rebates or energy‑efficiency incentives when you install a high‑efficiency hot water system. We stay up to date with what’s available in Canberra and can help you understand any savings you’re eligible for.
Not Sure Which High‑Efficiency Option Is Right for You?
Every Canberra home is different. The best high‑efficiency hot water system for you depends on your household size, how you use hot water, whether you have solar, and your budget.
A & Co Plumbing can assess your current setup and recommend options that balance upfront cost, running costs and comfort. We install and service heat pump systems, high‑efficiency gas continuous flow units and hybrid setups across Canberra.
Tell us a bit about your home and your current hot water system, and we’ll guide you through the best high‑efficiency options for your situation.