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Perth's Secondary Dwellings: A Comprehensive Ranking Based on NatHERS Energy Efficiency Ratings
The average energy efficiency of all new single residential constructions, which are the secondary dwelling on a property, measured with the Nationwide House Energy Rating Scheme (NatHERS), which measures energy efficiency on a scale of 0-10, with a higher rating reflecting a more energy efficient construction. Data from 2020| Area | Value |
|---|---|
| 1. Bentley (WA) | 7.0 |
| 2. Brookdale (WA) | 6.5 |
| 3. Carramar (WA) | 5.8 |
| 4. Iluka (WA) | 5.4 |
| 5. Eglinton (WA) | 5.4 |
| 6. Bellevue (WA) | 5.2 |
| 7. Merriwa (WA) | 5.1 |
| 8. Como (WA) | 5.1 |
| 9. Woodlands (WA) | 5.0 |
| 10. Marangaroo | 5.0 |
|
11. |
5.0 |
|
12. |
4.9 |
|
13. |
4.9 |
|
14. |
4.6 |
|
15. |
4.6 |
|
16. |
4.2 |
