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18 Aberfeldy Street, Orchard Hills

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to 1 kW of solar panels and a 2,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 75 against 70.

Key features

Windows
25 windows and glazed doors: Aluminium Sliding Window DG 3Clr/12Ar/3ET; Aluminium Fixed Window DG 4Clr/10Ar/4ET; Aluminium Sliding Door DG AGG PLUS Clr 4/12/4 and 1 more types
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R2.5, R5, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.8, medium colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

Built by Excellence Homes.

BASIX certificate

Energy score
75 (target 70)
Water score
40 (target 40)
Materials score
-45
Heating load
40 MJ/m² a year
Cooling load
19 MJ/m² a year
Bedrooms
5
Conditioned floor area
232.8 m²
Unconditioned floor area
14.1 m²
Site area
386 m²
Roof area
235 m²
Garden area
101 m²
Climate zone
NatHERS climate zone 28
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
1 kW
Rainwater tank
2,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 58.9 m², double glazing 58.9 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: timber - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (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 (fibreglass batts or roll)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • 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.)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1849198S, issued 2 June 2026, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
02 Jun 2026
Wall insulation
R2.5
Ceiling insulation
R2.5, R5
Floor insulation
R2.5, R5.0
LED downlights
94
Living room glazing by direction
NW 1.7 m²
All glazing by direction
NE 17.4 m², SE 14.6 m², SW 14.8 m², NW 12.2 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.8, medium colour
  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour

Window types

  • AWS-003-008 Aluminium Sliding Window DG 3Clr/12Ar/3ET: U-value 3.4, SHGC 0.56
  • AWS-067-007 Aluminium Fixed Window DG 4Clr/10Ar/4ET: U-value 2.4, SHGC 0.64
  • AWS-113-343 Aluminium Sliding Door DG AGG PLUS Clr 4/12/4: U-value 2.6, SHGC 0.53
  • AWS-008-008 Aluminium Awning Window DG 3Clr/12Ar/3ET: U-value 3.6, SHGC 0.53

Window schedule

  • Media/Living-GF, window AWS-003-008: 860 × 2,000 mm facing NW
  • Ktch/Mls/Fam-GF, window AWS-067-007: 700 × 2,300 mm facing SE
  • Ktch/Mls/Fam-GF, window AWS-067-007: 700 × 400 mm facing SE
  • Ktch/Mls/Fam-GF, window AWS-003-008: 2,100 × 2,170 mm facing SE
  • Ktch/Mls/Fam-GF, window AWS-003-008: 2,100 × 2,170 mm facing SW
  • Ktch/Mls/Fam-GF, window AWS-113-343: 2,400 × 2,050 mm facing NW
  • Ktch/Mls/Fam-GF, window AWS-113-343: 2,400 × 3,500 mm facing SW
  • Ktch/Mls/Fam-GF, window AWS-008-008: 2,100 × 700 mm facing NW
  • Ktch/Mls/Fam-GF, window AWS-008-008: 2,100 × 700 mm facing NW
  • WIP-GF, window AWS-003-008: 700 × 1,570 mm facing SE
  • WC-GF, window AWS-003-008: 600 × 1,000 mm facing SE
  • Guest Bed-GF, window AWS-008-008: 2,100 × 2,170 mm facing NE
  • ENS/G.Bed-GF, window AWS-003-008: 600 × 1,000 mm facing SE
  • Entry/Stairs-GF, window AWS-067-007: 2,400 × 300 mm facing NE
  • Master Bed-FF, window AWS-003-008: 860 × 2,170 mm facing SE
  • Master Bed-FF, window AWS-003-008: 1,000 × 900 mm facing SW
  • Master Bed-FF, window AWS-003-008: 1,000 × 900 mm facing SW
  • ENS/M.Bed-FF, window AWS-003-008: 860 × 1,210 mm facing NW
  • Bed 3-FF, window AWS-003-008: 860 × 1,810 mm facing NW
  • Bed 2-FF, window AWS-003-008: 860 × 1,810 mm facing SE
  • Bath-FF, window AWS-003-008: 860 × 1,000 mm facing SE
  • Bed 4-FF, window AWS-067-007: 860 × 1,990 mm facing NE
  • Bed 4-FF, window AWS-003-008: 860 × 1,810 mm facing SE
  • Sitting-FF, window AWS-113-343: 2,400 × 3,000 mm facing NE
  • Void/Entry-FF, window AWS-067-007: 2,100 × 1,540 mm facing NE

Certificate 0013047782, issued 2 June 2026, from the council's DA documents. Verify this certificate

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