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107 Coonanga Avenue Halekulani NSW 2262

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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 a 3,000 litre rainwater tank.

Key features

Windows
21 windows and glazed doors: Aluminium A DG Air Fill Clear-Clear; Aluminium B DG Air Fill Clear-Clear; Aluminium B DG Argon Fill Clear-Clear
Wall insulation
Not specified
Roof and ceiling insulation
Roof Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 0.00, medium colour
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
70 (target 70)
Water score
40 (target 40)
Materials score
-100
Heating load
27 MJ/m² a year
Cooling load
24 MJ/m² a year
Bedrooms
4
Conditioned floor area
165.7 m²
Unconditioned floor area
15.8 m²
Site area
771 m²
Roof area
178 m²
Garden area
430 m²
Climate zone
NatHERS climate zone 15
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Rainwater tank
3,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 34 m², single glazing 34 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (not specified)
  • Floor: suspended floor above open subfloor, treated softwood; frame: timber - H2 treated softwood (not specified)
  • Floor: above habitable rooms or mezzanine, treated softwood; frame: timber - H2 treated softwood (not specified)
  • Floor: suspended floor above garage, treated softwood; frame: timber - H2 treated softwood (not specified)
  • Garage floor: concrete slab on ground, waffle pod slab (not specified)
  • External wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (not specified)
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)

Certificate 1864072S, issued 4 September 2026, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
Hero 4.1
Rated on
04 Sep 2026
Living room glazing by direction
N 0.8 m², E 12.3 m², S 1.3 m², W 2.9 m²
All glazing by direction
N 1.4 m², E 15.6 m², S 6.5 m², W 10.4 m²

Roof

  • Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 0.00, medium colour

Window types

  • ALM-003-01 A Aluminium A DG Air Fill Clear-Clear: U-value 4.8, SHGC 0.51
  • ALM-004-01 A Aluminium B DG Air Fill Clear-Clear: U-value 4.8, SHGC 0.59
  • ALM-006-01 A Aluminium B DG Argon Fill Clear-Clear: U-value 4.5, SHGC 0.61

Window schedule

  • BATH, window ALM-003-01 A: 1,000 × 600 mm facing S
  • BED 1, window ALM-006-01 A: 2,100 × 450 mm facing W
  • BED 1, window ALM-006-01 A: 2,100 × 450 mm facing W
  • BED 1, window ALM-004-01 A: 2,100 × 1,800 mm facing W
  • BED 2, window ALM-006-01 A: 1,000 × 1,570 mm facing S
  • BED 3, window ALM-006-01 A: 1,000 × 1,800 mm facing E
  • BED 4, window ALM-006-01 A: 1,000 × 1,570 mm facing E
  • ENS, window ALM-006-01 A: 600 × 1,200 mm facing S
  • KITCHEN/LIVING, window ALM-006-01 A: 1,800 × 900 mm facing E
  • KITCHEN/LIVING, window ALM-006-01 A: 1,800 × 900 mm facing E
  • KITCHEN/LIVING, window ALM-004-01 A: 2,100 × 4,300 mm facing E
  • KITCHEN/LIVING, window ALM-006-01 A: 600 × 2,170 mm facing S
  • L'DRY, window ALM-003-01 A: 1,800 × 900 mm facing S
  • POW 1, window ALM-003-01 A: 1,200 × 600 mm facing S
  • POW 2, window ALM-006-01 A: 900 × 600 mm facing N
  • RUMPUS, window ALM-003-01 A: 1,400 × 600 mm facing W
  • RUMPUS, window ALM-003-01 A: 1,400 × 900 mm facing W
  • RUMPUS, window ALM-003-01 A: 1,400 × 600 mm facing W
  • RUMPUS, window ALM-003-01 A: 1,400 × 600 mm facing N
  • THEATRE, window ALM-003-01 A: 1,500 × 600 mm facing W
  • THEATRE, window ALM-003-01 A: 1,500 × 600 mm facing W

Certificate HR-4BFYII-01, issued 4 September 2026, from the council's DA documents. Verify this certificate

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