Hot water accounts for around 16 per cent of the average Victorian household's energy costs. Most of the hot water is used in the bathroom, followed by the laundry and the kitchen.
Energy efficient hot water
Choose an energy efficient hot water system
There are a range of energy efficient hot water heaters to choose from, depending on your fuel source, household size, budget and preference for instantaneous or storage systems. Choose the right hot water system for your needs and use it wisely, and you can save energy and lower your hot water costs.
Reduce the amount of hot water you use
Regardless of the type of hot water system you use, there are simple ways you can reduce your hot water costs. An energy efficient water heater is:
- correctly sized for your household
- well positioned
- appropriate for your climate.
Benefits of energy efficient water heaters
Energy efficient water heaters can reduce household energy bills significantly. The table below shows the estimated average annual savings from replacing an existing water heater with a high efficiency water heater.
| Existing | Replacement | Annual savings |
|---|---|---|
| Gas instantaneous | High efficiency gas instantaneous | $46 |
| Gas boosted solar | $120 | |
| Gas storage | High efficiency gas | $60 |
| Gas boosted solar water heater | $190 | |
| Electric storage | High efficiency gas instantaneous | $356 |
| Gas boosted solar water heater | $510 |
