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Home report
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8 Birdwood Avenue Umina Beach NSW 2257
BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7 stars out of 10. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 85 against 70 for energy and 63 against 40 for water.
Key features
- Windows
- 9 windows and glazed doors: Aluminium A DG Air Fill Clear-Clear; Aluminium B DG Air Fill High Solar Gain low-E - Clear; Al Thermally Broken B DG Argon Fill High Solar Gain low-E - Clear
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R4, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
BASIX certificate (multi dwelling)
This BASIX certificate covers more than one dwelling on the lot, such as a house and a granny flat, so some of its numbers are for the whole development.
- Energy score
- 85 (target 70)
- Water score
- 63 (target 40)
- Thermal performance
- Pass
- Materials score
- -6
- Site area
- 531.2 m²
- Roof area
- 311 m²
- Climate zone
- NatHERS climate zone 15
- Clothes line
- Yes
Certificate 1752737M, issued 24 June 2024, from the council's DA documents.
NatHERS certificate
- Star rating
- 7 stars
- Rated with
- BERS Pro v5.1.7 (3.22)
- Rated on
- 21 Jun 2024
- Wall insulation
- R2.5
- Ceiling insulation
- R4
- Floor insulation
- R2.5, R2, R4
- LED downlights
- 40
- Living room glazing by direction
- N 10.6 m², E 1.4 m²
- All glazing by direction
- N 10.6 m², E 4 m², S 1.1 m², W 2.5 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Window types
- ALM-003-01 A Aluminium A DG Air Fill Clear-Clear: U-value 4.8, SHGC 0.51
- ALM-004-03 A Aluminium B DG Air Fill High Solar Gain low-E - Clear: U-value 4.3, SHGC 0.53
- ATB-006-03 B Al Thermally Broken B DG Argon Fill High Solar Gain low-E - Clear: U-value 2.9, SHGC 0.51
Window schedule
- Bed 2, window ATB-006-03 B: 1,200 × 1,500 mm facing W
- Bed 2, window ALM-004-03 A: 1,200 × 600 mm facing W
- Bath, window ALM-003-01 A: 800 × 1,400 mm facing S
- Bed, window ATB-006-03 B: 1,200 × 1,500 mm facing E
- Bed, window ALM-004-03 A: 1,200 × 600 mm facing E
- Kitch/Living, window ALM-004-03 A: 2,400 × 900 mm facing N
- Kitch/Living, window ATB-006-03 B: 2,400 × 3,500 mm facing N
- Kitch/Living, window ALM-004-03 A: 1,200 × 600 mm facing E
- Kitch/Living, window ALM-004-03 A: 1,200 × 600 mm facing E
Certificate 0009549874, issued 21 June 2024, from the council's DA documents. Verify this certificate
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