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Home report
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12 Sandy Bay Road Clontarf NSW 2093
BASIX certificate and NatHERS rating
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This home's BASIX certificate commits it to 4 kW of solar panels and a 5,000 litre rainwater tank. It beat its BASIX energy target, scoring 74 against 72.
Key features
- Windows
- Up to aluminium frames 198 m², single glazing 59 m², double glazing 139 m²
- Wall insulation
- Rockwool batts, roll or pump-in
- Roof and ceiling insulation
- Ceiling: rockwool batts, roll or pump-in; roof: foil backed blanket; Ceiling: rockwool batts, roll or pump-in; roof: none
- Hot water
- Electric heat pump with a performance of 21 to 25 STCs or better
- Air conditioning and heating
- 3-phase airconditioning (living area and bedroom)
BASIX certificate
- Energy score
- 74 (target 72)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -100
- Heating load
- 15 MJ/m² a year
- Cooling load
- 15 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 361 m²
- Unconditioned floor area
- 22 m²
- Site area
- 970 m²
- Roof area
- 300 m²
- Garden area
- 345 m²
- Climate zone
- NatHERS climate zone 1
- Hot water
- Electric heat pump with a performance of 21 to 25 STCs or better
- Solar panels
- 4 kW
- Rainwater tank
- 5,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Induction
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 198 m², single glazing 59 m², double glazing 139 m²
Heating
- Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
Cooling
- Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
Construction and insulation
- Floor: suspended floor above enclosed subfloor, concrete - suspended; frame: no frame (polystyrene)
- Floor: suspended floor above open subfloor, concrete - suspended; frame: no frame (polystyrene)
- Floor: above habitable rooms or mezzanine, concrete - suspended; frame: no frame (no added insulation)
- Floor: suspended floor above garage, concrete - suspended; frame: no frame (rockwool batts, roll or pump-in)
- Garage floor: concrete - suspended; frame: no frame (no added insulation)
- External wall: brick veneer; frame: timber - H2 treated softwood (rockwool batts, roll or pump-in)
- External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (rockwool batts, roll or pump-in)
- External garage wall: brick veneer; frame: no frame (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (rockwool batts, roll or pump-in)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: rockwool batts, roll or pump-in; roof: foil backed blanket.)
- Ceiling and roof: flat ceiling / flat roof, concrete - plasterboard internal, no frame (ceiling: rockwool batts, roll or pump-in; roof: none.)
Certificate 1823476S, issued 25 November 2025, from the council's DA documents.
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