Option | Estimated Upfront Cost | Estimated First Year Cost | Annual GHG Emissions (kgCO2) |
---|---|---|---|
Existing Hot Water System | $0 | $925 | 3,105 |
Natural Gas Boosted Solar | $7,260 | $260 | 270 |
LPG Boosted Solar | $7,260 | $370 | 290 |
Natural Gas Instantaneous - 6 Star | $2,130 | $700 | 760 |
Natural Gas Storage - 6 Star | $2,020 | $760 | 770 |
LPG Instantaneous - 6 Star | $2,060 | $990 | 820 |
LPG Storage - 6 Star | $2,030 | $1,090 | 840 |
Natural Gas Instantaneous - 4 Star | $1,760 | $850 | 910 |
Natural Gas Storage - 4 Star | $1,680 | $950 | 970 |
LPG Instantaneous - 4 Star | $1,710 | $1,200 | 980 |
LPG Storage - 4 Star | $1,690 | $1,370 | 1,060 |
Electric Boosted Solar - Continuous Tariff | $5,750 | $520 | 1,090 |
Electric Boosted Solar - Off Peak Tariff | $6,380 | $330 | 1,090 |
Heat Pump | $4,650 | $840 | 1,780 |
Electric Instantaneous | $1,090 | $1,250 | 2,650 |
Electric Storage - Continuous Tariff | $1,140 | $1,280 | 2,710 |
Cost To Implement | Tip | Yearly Estimated Savings | Yearly Estimated Savings (kgCO2) |
---|---|---|---|
Good work, an efficient shower head is one of the cheapest and most effective ways to save power, money and water. | - | - | |
Free | Taking 3 minute showers will save power, water and money. | $230 | 790 |
Free | Take a shorter shower (3-5 minutes) instead of taking a bath. A shorter shower uses less water than a bath. | - | - |
Free | Reduce the volume of water in your bath. A full bath uses about 200L of water. | $65 | 230 |
$$$ | If your top loading washing machine is old and needs replacing, consider replacing with a minimum 4-star rated front loading washing machine. Top loaders typically use more power and water than front loaders. | $75 | 260 |
Free | Wait until you have a full load before you run the washing machine or adjust your water level to the size of your load of washing. | - | - |
Free | Wash your clothes in cold water. Washing in hot water uses more energy. | $100 | 350 |
Next time you need to change your hot water system, consider solar hot water which can reduce your hot water costs by up to 75%. | - | - |