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Home report
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18 Topaz Place North Kellyville NSW 2155
BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to 3.3 kW of solar panels and a 4,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 95 against 70 for energy and 46 against 40 for water.
Key features
- Windows
- Up to aluminium frames 58.3 m², double glazing 58.3 m²
- Wall insulation
- Fibreglass batts or roll
- Roof and ceiling insulation
- Ceiling: fibreglass batts or roll; roof: foil/sarking
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Air conditioning and heating
- 3-phase airconditioning (living area and bedroom)
BASIX certificate
- Energy score
- 95 (target 70)
- Water score
- 46 (target 40)
- Materials score
- -35
- Heating load
- 37 MJ/m² a year
- Cooling load
- 23 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 256.5 m²
- Unconditioned floor area
- 24.5 m²
- Site area
- 604 m²
- Roof area
- 169 m²
- Garden area
- 282 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Solar panels
- 3.3 kW
- Rainwater tank
- 4,000 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 6 star, basin taps 6 star
- LED lighting
- Yes
- Cooktop
- Induction
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 58.3 m², double glazing 58.3 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: above habitable rooms or mezzanine, treated softwood; frame: light steel frame (fibreglass batts or roll)
- Floor: suspended floor above garage, treated softwood; frame: light steel frame (fibreglass batts or roll)
- Garage floor: concrete slab on ground, waffle pod slab (not specified)
- External wall: framed (fibre cement sheet or boards); frame: light steel frame (fibreglass batts or roll)
- External wall: brick veneer; frame: light steel frame (fibreglass batts or roll)
- External garage wall: brick veneer; frame: light steel frame (no added insulation)
- Internal wall: plasterboard; frame: light steel frame (fibreglass batts or roll)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)
Certificate 1846945S, issued 19 May 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 7 stars
- Rated with
- FirstRate5: 5.5.5a (3.22)
- Rated on
- 19 May 2026
Certificate DDT0ORW1SC, issued 19 May 2026, from the council's DA documents. Verify this certificate
Other certificates for this address
NatHERS certificate, certificate DDT0ORW1SC-02, issued 2 July 2026
NatHERS certificate
- Star rating
- 7.2 stars
- Rated with
- FirstRate5: 5.5.5a (3.22)
- Rated on
- 2 Jul 2026
Certificate DDT0ORW1SC-02, issued 2 July 2026, from the council's DA documents. Verify this certificate
BASIX certificate, certificate 1420169S_03, issued 29 January 2024
BASIX certificate
- Energy score
- 51 (target 50)
- Water score
- 65 (target 40)
- Thermal performance
- Pass
- Heating load
- 54 MJ/m² a year
- Cooling load
- 52 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 259 m²
- Unconditioned floor area
- 9 m²
- Site area
- 604 m²
- Roof area
- 253 m²
- Garden area
- 60 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Gas instantaneous with a performance of 6 stars
- Rainwater tank
- 4,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
Heating
- Living area: 1-phase airconditioning; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning; Energy rating: 3 star (average zone)
Cooling
- Living area: 1-phase airconditioning; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning; Energy rating: 3 star (average zone)
Certificate 1420169S_03, issued 29 January 2024, from the council's DA documents.
BASIX certificate, certificate 1420169S, issued 8 September 2023
BASIX certificate
- Energy score
- 51 (target 50)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Heating load
- 54 MJ/m² a year
- Cooling load
- 52 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 259 m²
- Unconditioned floor area
- 9 m²
- Site area
- 604 m²
- Roof area
- 253 m²
- Garden area
- 60 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Gas instantaneous with a performance of 6 stars
- Rainwater tank
- 3,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
Heating
- Living area: 1-phase airconditioning; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning; Energy rating: 3 star (average zone)
Cooling
- Living area: 1-phase airconditioning; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning; Energy rating: 3 star (average zone)
Certificate 1420169S, issued 8 September 2023, from the council's DA documents.
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