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5 Hafey Road Kenthurst NSW 2156

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to 21.3 kW of solar panels and a 30,000 litre rainwater tank.

Key features

Windows
Up to aluminium frames 177.7 m², single glazing 101.1 m², double glazing 76.6 m²
Wall insulation
All external walls 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 26 to 30 STCs or better
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
70 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
34 MJ/m² a year
Cooling load
25 MJ/m² a year
Bedrooms
7
Conditioned floor area
885.8 m²
Unconditioned floor area
27.2 m²
Site area
20,230 m²
Roof area
887 m²
Garden area
400 m²
Climate zone
NatHERS climate zone 28
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Solar panels
21.3 kW
Rainwater tank
30,000 litres
Fixtures
Showerheads 4 star, toilets 5 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 177.7 m², single glazing 101.1 m², double glazing 76.6 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: concrete slab on ground, conventional slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: suspended floor above garage, concrete - suspended; frame: no frame (not specified)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1827543S_03, issued 19 March 2026, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
FirstRate5: 5.5.5 (3.22)
Rated on
26 Jul 2024

Certificate 8TYEHLSZFD, issued 26 July 2024, from the council's DA documents. Verify this certificate

Other certificates for this address

BASIX certificate, certificate 1827543S_02, issued 22 January 2026

BASIX certificate

Energy score
70 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
34 MJ/m² a year
Cooling load
25 MJ/m² a year
Bedrooms
7
Conditioned floor area
885.8 m²
Unconditioned floor area
27.2 m²
Site area
20,230 m²
Roof area
887 m²
Garden area
400 m²
Climate zone
NatHERS climate zone 28
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Solar panels
11.4 kW
Rainwater tank
10,000 litres
Fixtures
Showerheads 4 star, toilets 5 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 177.7 m², single glazing 101.1 m², double glazing 76.6 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: concrete slab on ground, conventional slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: suspended floor above garage, concrete - suspended; frame: no frame (not specified)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1827543S_02, issued 22 January 2026, from the council's DA documents.

BASIX certificate (alterations and additions), certificate A1827545, issued 18 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

Certificate A1827545, issued 18 December 2025, from the council's DA documents.

BASIX certificate (multi dwelling), certificate 1758723M, issued 6 August 2024

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
72 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Site area
20,230 m²
Roof area
1,214 m²
Climate zone
NatHERS climate zone 28
Clothes line
Yes

Certificate 1758723M, issued 6 August 2024, from the council's DA documents.

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