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Home report
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1A Waltham Street Coogee NSW 2034
BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.1 stars out of 10. It beat its BASIX energy target, scoring 68 against 67.
Key features
- Wall insulation
- Or R1.70 including construction
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
- 68 (target 67)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -100
- Site area
- 1,152 m²
- Roof area
- 434 m²
- Climate zone
- NatHERS climate zone 56
- LED lighting
- Yes
- Clothes line
- Yes
Construction and insulation
- Concrete slab on ground floor (no added insulation)
- Suspended floor with enclosed subfloor: concrete (R0.6). R0.70 (down) (or R1.30 including construction) N/A
- External wall: brick veneer R1.16 (or R1.70 including construction)
- Flat ceiling, pitched roof ceiling: R3.00 (up), roof: foil/sarking medium (solar absorptance 0.475 - 0.70)
Certificate 1815687M_02, issued 12 December 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.1 stars
- Rated with
- FirstRate5 v5.5.5a
- Rated on
- 2 Oct 2025
Certificate WCYFKN8IBH, issued 2 October 2025, from the council's DA documents.
Other certificates for this address
BASIX certificate (alterations and additions), certificate A1815314_02, issued 12 December 2025
BASIX certificate (alterations and additions)
This BASIX certificate is for alterations and additions, such as an extension or a pool, rather than a whole new house.
- LED lighting
- Yes
Construction and insulation
- Concrete slab on ground floor (no added insulation)
- Suspended floor with enclosed subfloor: concrete (R0.6). R0.70 (down) (or R1.30 including construction) N/A
- External wall: brick veneer R1.16 (or R1.70 including construction)
- Flat ceiling, pitched roof ceiling: R3.00 (up), roof: foil/sarking medium (solar absorptance 0.475 - 0.70)
Certificate A1815314_02, issued 12 December 2025, from the council's DA documents.
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