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7 Ross Street North Curl Curl NSW 2099

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 a 3,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX water target, scoring 44 against 40.

Key features

Windows
28 windows and glazed doors
Wall insulation
R2.7
Roof and ceiling insulation
Ceiling R2.5, R6, R3, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
Hot water
Gas instantaneous with a performance of 6.5 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
72 (target 72)
Water score
44 (target 40)
Thermal performance
Pass
Materials score
-27
Heating load
16 MJ/m² a year
Cooling load
15 MJ/m² a year
Bedrooms
5
Conditioned floor area
250.2 m²
Unconditioned floor area
15.4 m²
Site area
512 m²
Roof area
233 m²
Garden area
230 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6.5 stars
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 83.2 m², single glazing 13.2 m², double glazing 70 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, 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 (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood. all external walls fibreglass batts or roll+ foil/sarking
  • External garage wall: framed (fibre cement sheet or boards); frame: timber - untreated softwood (foil/sarking)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1798250S, issued 3 June 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.4 (3.23)
Rated on
13 May 2025
Wall insulation
R2.7
Ceiling insulation
R2.5, R6, R3
Floor insulation
R2.7, R2.5
LED downlights
61
Living room glazing by direction
N 10.4 m², S 3.6 m², W 20.6 m²
All glazing by direction
N 18.8 m², E 24.7 m², S 13.7 m², W 26 m²

Roof

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

Window schedule

  • Entry WID-004-013-001 Entry door: 2,340 × 1,020 mm facing E
  • Laundry WID-004-001-001 Laundry door: 2,340 × 820 mm facing N
  • Kitchen/Family WID-101-002-002 Family: 1,800 × 1,000 mm facing S
  • Kitchen/Family WID-101-002-002 Family: 1,800 × 1,000 mm facing S
  • Kitchen/Family WID-106-020-002 Sitting: 2,400 × 3,600 mm facing W
  • Kitchen/Family WID-106-020-002 Sitting: 1,000 × 3,600 mm facing W
  • Kitchen/Family WID-104-020-003 Sitting SD: 2,400 × 3,200 mm facing N
  • Kitchen/Family WID-104-020-003 Kitchen SD: 2,400 × 3,500 mm facing W
  • Kitchen/Family WID-106-020-002 Kitchen: 900 × 3,000 mm facing N
  • Guest Ens WID-101-001-002 Ens: 900 × 700 mm facing S
  • Guest WID-102-021-001 Guest: 600 × 2,700 mm facing S
  • Office BRZ-003-014-001 Office: 2,100 × 800 mm facing E
  • Office BRZ-003-014-001 Office: 2,100 × 800 mm facing E
  • Office WID-106-005-002 Office: 2,100 × 1,000 mm facing E
  • Activity WID-102-021-001 Activity: 600 × 500 mm facing N
  • Activity WID-102-021-001 Activity: 600 × 2,200 mm facing N
  • Activity WID-104-020-003 Activity SD: 2,400 × 3,500 mm facing E
  • Activity WID-106-020-002 Stairs: 1,800 × 1,200 mm facing S
  • Activity WID-102-021-001 Activity: 600 × 2,100 mm facing S
  • Bath WID-102-001-003 Bath: 1,000 × 1,400 mm facing S
  • Master Ens WID-102-001-003 Ens: 1,000 × 1,400 mm facing S
  • Master Bed WID-102-021-001 Master bed: 600 × 2,700 mm facing S
  • Master Bed WID-102-021-001 Master bed: 800 × 2,700 mm facing W
  • Bedroom 2 WID-102-021-001 Bed: 1,200 × 2,700 mm facing W
  • Bedroom 2 WID-102-021-001 Bed: 600 × 2,700 mm facing N
  • Bedroom 3 WID-102-021-001 Bed: 600 × 2,700 mm facing N
  • Bedroom 4 WID-102-021-001 Bed: 600 × 2,700 mm facing N
  • Bedroom 4 WID-104-020-003 Bed 4 SD: 2,400 × 3,500 mm facing E

Certificate 0011912565, issued 13 May 2025, from the council's DA documents. Verify this certificate

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