Quick Wins
- LED lighting: $5-15/bulb, immediate savings
- Draft sealing: $200-500, reduces heating/cooling
- Showerheads: $30-100, reduces hot water
Medium Investment
- Ceiling insulation: $1,500-4,000
- Window film: $50-100/window
- Ceiling fans: $200-500 installed
- Smart thermostat: $300-600
Major Upgrades
- Solar panels: $4,000-10,000
- Double glazing: $8,000-20,000
- Heat pump hot water: $3,000-5,000
- Battery storage: $8,000-15,000
Payback Periods
- Insulation: 2-4 years
- LED lighting: Under 1 year
- Solar: 3-7 years
- Heat pump HW: 3-5 years
Rebates Available
Check your state's energy efficiency schemes for rebates on:
- Insulation
- Hot water upgrades
- Solar and batteries
- Efficient appliances