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17 Cranstons Road Middle Dural NSW 2158

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 10 kW of solar panels and a 20,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 71 against 70.

Key features

Windows
36 windows and glazed doors
Wall insulation
R1.6
Roof and ceiling insulation
Ceiling R5, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Hot water
Gas instantaneous with a performance of 5 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
71 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
46 MJ/m² a year
Cooling load
13 MJ/m² a year
Bedrooms
6
Conditioned floor area
514.4 m²
Unconditioned floor area
31.8 m²
Site area
27,820 m²
Roof area
1,170 m²
Garden area
535 m²
Climate zone
NatHERS climate zone 28
Hot water
Gas instantaneous with a performance of 5 stars
Solar panels
10 kW
Rainwater tank
20,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Maximum glazing
aluminium frames 174.9 m², single glazing 106.2 m², double glazing 68.7 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)
  • External wall: cavity brick; frame: no frame. all external walls foil-foam composite board+ foil/sarking
  • Internal wall: plasterboard; frame: timber - H2 treated 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 1816761S_02, issued 13 October 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
BERS Pro v5.1.9 (3.23)
Rated on
13 Oct 2025
Wall insulation
R1.6
Ceiling insulation
R5
Floor insulation
R1.6
LED downlights
215
Living room glazing by direction
N 10.8 m², S 23.7 m²
All glazing by direction
N 93.3 m², E 25.2 m², S 64.6 m², W 19.4 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour

Window schedule

  • GUEST BED BRD-034-10 A D2: 3,000 × 3,239 mm facing N
  • GUEST BED BRD-081-04 A W21: 2,900 × 2,900 mm facing W
  • C.BATHROOM BRD-081-04 A W8: 1,200 × 1,300 mm facing N
  • KIT/DIN/LIV BRD-035-56 A D3: 3,000 × 5,770 mm facing N
  • KIT/DIN/LIV BRD-035-56 A D4: 3,000 × 4,922 mm facing N
  • KIT/DIN/LIV BRD-041-11 A W19: 1,000 × 11,600 mm facing N
  • KIT/DIN/LIV BRD-041-11 A W20: 1,000 × 5,131 mm facing N
  • BUTLER/PANTRY BRD-082-83 A W9: 2,000 × 2,900 mm facing N
  • LAUNDRY BRD-030-13 A D5: 2,400 × 920 mm facing E
  • LAUNDRY BRD-044-11 A W10: 2,000 × 2,180 mm facing N
  • GRAND MASTER BRD-034-10 A D6: 3,000 × 4,080 mm facing N
  • GRAND MASTER BRD-081-04 A W11: 2,900 × 3,500 mm facing E
  • GRAND ENSUITE BRD-081-04 A W12: 1,200 × 1,792 mm facing E
  • GRAND ENSUITE BRD-081-04 A W13: 1,200 × 1,100 mm facing E
  • MASTER SUITE 2 BRD-081-04 A W14: 2,900 × 1,555 mm facing E
  • MASTER SUITE 2 BRD-081-04 A W15: 2,900 × 1,675 mm facing E
  • MASTER SUITE 2 BRD-081-04 A W7: 2,900 × 2,680 mm facing S
  • ENSUITE 2 BRD-081-04 A W15: 1,200 × 750 mm facing S
  • ENSUITE 2 BRD-081-04 A W16: 1,200 × 1,025 mm facing S
  • MASTER SUITE 3 BRD-081-04 A W21: 2,900 × 2,900 mm facing S
  • ENSUITE 3 BRD-081-04 A W15: 1,200 × 831 mm facing S
  • ENSUITE 3 BRD-081-04 A W16: 1,200 × 1,000 mm facing S
  • OFFICE/LIBRARY BRD-082-83 A W17: 2,900 × 1,200 mm facing S
  • OFFICE/LIBRARY BRD-082-83 A W17: 2,900 × 1,248 mm facing S
  • DINING/ENTRY BRD-084-10 A D1: 3,500 × 3,335 mm facing S
  • DINING/ENTRY BRD-041-11 A W18: 677 × 4,000 mm facing N
  • DINING/ENTRY BRD-041-11 A W18: 677 × 4,000 mm facing N
  • DINING/ENTRY BRD-041-11 A W18: 677 × 4,000 mm facing N
  • DINING/ENTRY BRD-041-11 A W18: 677 × 4,000 mm facing N
  • FORMAL LOUNGE BRD-074-77 A W1: 2,900 × 2,900 mm facing S
  • FORMAL LOUNGE BRD-082-83 A W2: 2,900 × 1,240 mm facing S
  • MASTER SUITE 4 BRD-081-04 A W3: 2,900 × 3,600 mm facing S
  • WIR 4 BRD-041-11 A W4: 2,900 × 1,000 mm facing S
  • ENSUITE 4 BRD-081-04 A W5: 1,200 × 1,205 mm facing W
  • ENSUITE 5 BRD-081-04 A W6: 1,200 × 900 mm facing W
  • BED 5 BRD-081-04 A W21: 2,900 × 2,900 mm facing W

Certificate 0012294872, issued 13 October 2025, from the council's DA documents. Verify this certificate

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