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Home report
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11 Polwarth Street Gables NSW 2765
BASIX certificate and NatHERS rating
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This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 2 kW of solar panels. It beat its BASIX energy and water targets, scoring 72 against 70 for energy and 49 against 40 for water.
Key features
- Windows
- Up to aluminium frames 139.8 m², double glazing 139.8 m²
- Wall insulation
- All external walls fibreglass batts or roll+ foil/sarking
- Roof and ceiling insulation
- Ceiling: fibreglass batts or roll; roof: foil backed blanket
- Hot water
- Gas instantaneous with a performance of 6 stars
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 72 (target 70)
- Water score
- 49 (target 40)
- Thermal performance
- Pass
- Materials score
- -100
- Heating load
- 24 MJ/m² a year
- Cooling load
- 36 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 383 m²
- Unconditioned floor area
- 7.3 m²
- Site area
- 540 m²
- Roof area
- 353 m²
- Garden area
- 80 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Gas instantaneous with a performance of 6 stars
- Solar panels
- 2 kW
- Fixtures
- Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 139.8 m², double glazing 139.8 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
Construction and insulation
- Floor: concrete slab on ground, 30% cement substitute, waffle pod slab (no added insulation)
- Floor: above habitable rooms or mezzanine, particle board; frame: timber - untreated softwood (no added insulation)
- Floor: suspended floor above garage, particle board; frame: timber - untreated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground, 30% cement substitute, waffle pod slab (no added insulation)
- External wall: brick veneer; frame: timber - untreated softwood. all external walls fibreglass batts or roll+ foil/sarking
- External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
- Internal wall shared with garage: plasterboard; frame: timber - untreated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
Certificate 1841072S_02, issued 30 April 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.1 stars
- Rated with
- FirstRate5: 5.5.5a (3.22)
- Rated on
- 5 Apr 2026
Certificate MVJH8JJ9S5, issued 5 April 2026, from the council's DA documents. Verify this certificate
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