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32 Drayton Avenue Castle Hill NSW 2154

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.3 stars out of 10. Its BASIX certificate commits it to 6.16 kW of solar panels and a 3,000 litre rainwater tank. It beat its BASIX energy target, scoring 73 against 72.

Key features

Windows
Up to aluminium frames 140.5 m², single glazing 35.1 m², double glazing 105.4 m²
Wall insulation
Fibreglass batts or roll+ foil/sarking
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket
Hot water
Electric storage
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

Built by Vista Custom Homez.

BASIX certificate

Energy score
73 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-96
Heating load
28 MJ/m² a year
Cooling load
32 MJ/m² a year
Bedrooms
5
Conditioned floor area
400.1 m²
Unconditioned floor area
51.1 m²
Site area
942 m²
Roof area
451 m²
Garden area
367 m²
Climate zone
NatHERS climate zone 28
Hot water
Electric storage
Solar panels
6.16 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 140.5 m², single glazing 35.1 m², double glazing 105.4 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 (polystyrene)
  • Floor: suspended floor above open subfloor, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Floor: suspended floor above garage, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground (polystyrene)
  • External wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: framed (fibre cement sheet or boards); frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1832458S_03, issued 30 March 2026, from the council's DA documents.

NatHERS certificate

Star rating
7.3 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
17 Oct 2025

Certificate NGBOXZM1Z6, issued 17 October 2025, from the council's DA documents. Verify this certificate

Other certificates for this address

BASIX certificate, certificate 1832458S_02, issued 14 February 2026

BASIX certificate

Energy score
73 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-96
Heating load
27 MJ/m² a year
Cooling load
32 MJ/m² a year
Bedrooms
5
Conditioned floor area
400.1 m²
Unconditioned floor area
51.1 m²
Site area
942 m²
Roof area
451 m²
Garden area
367 m²
Climate zone
NatHERS climate zone 28
Hot water
Electric storage
Solar panels
6.16 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 140.5 m², single glazing 35.1 m², double glazing 105.4 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 (polystyrene)
  • Floor: suspended floor above open subfloor, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Floor: suspended floor above garage, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground (polystyrene)
  • External wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: framed (fibre cement sheet or boards); frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1832458S_02, issued 14 February 2026, from the council's DA documents.

BASIX certificate, certificate 1832458S, issued 10 February 2026

BASIX certificate

Energy score
73 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-96
Heating load
27 MJ/m² a year
Cooling load
32 MJ/m² a year
Bedrooms
5
Conditioned floor area
400.1 m²
Unconditioned floor area
51.1 m²
Site area
942 m²
Roof area
451 m²
Garden area
367 m²
Climate zone
NatHERS climate zone 28
Hot water
Electric storage
Solar panels
6.16 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 140.5 m², single glazing 35.1 m², double glazing 105.4 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 (polystyrene)
  • Floor: suspended floor above open subfloor, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Floor: suspended floor above garage, fibre cement; frame: timber - untreated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground (polystyrene)
  • External wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: framed (fibre cement sheet or boards); frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1832458S, issued 10 February 2026, from the council's DA documents.

BASIX certificate, certificate 1818079S_02, issued 21 October 2025

BASIX certificate

Energy score
83 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
11 MJ/m² a year
Cooling load
17 MJ/m² a year
Bedrooms
5
Conditioned floor area
446 m²
Unconditioned floor area
14 m²
Site area
942 m²
Roof area
484 m²
Garden area
60 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Solar panels
5 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 4 star, toilets 5 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 40 m², single glazing 40 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, 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 (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - untreated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll)
  • Internal wall shared with garage: plasterboard; frame: timber - untreated softwood (fibreglass batts or roll)
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1818079S_02, issued 21 October 2025, from the council's DA documents.

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