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112 Victor Road Narraweena 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 3.3 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 91 against 72.

Key features

Windows
22 windows and glazed doors
Wall insulation
R2.7
Roof and ceiling insulation
Ceiling R2, R6, 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 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Clarendon Homes.

BASIX certificate

Energy score
91 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-61
Heating load
16 MJ/m² a year
Cooling load
14 MJ/m² a year
Bedrooms
5
Conditioned floor area
280.5 m²
Unconditioned floor area
25.3 m²
Site area
739 m²
Roof area
284 m²
Garden area
418 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
3.3 kW
Rainwater tank
2,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 59 m², single glazing 38 m², double glazing 21 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 (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: light steel frame (fibreglass batts or roll)
  • Floor: suspended floor above garage, particle board; frame: light steel frame (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: light steel frame (fibreglass batts or roll)
  • External wall: framed (fibre cement sheet or boards); frame: light steel frame (fibreglass batts or roll)
  • External garage wall: brick veneer; frame: light steel frame (no added insulation)
  • Internal wall: plasterboard; frame: light steel frame (fibreglass batts or roll)
  • Internal wall: plasterboard; frame: light steel frame (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 1783232S_02, issued 23 May 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.4 (3.23)
Rated on
12 Feb 2025
Wall insulation
R2.7
Ceiling insulation
R2, R6
Floor insulation
R2.7, R2
LED downlights
30
Living room glazing by direction
N 3.1 m², E 5.2 m², S 1.9 m², W 15.4 m²
All glazing by direction
N 10.9 m², E 16.9 m², S 8.4 m², W 22.8 m²

Roof

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

Window schedule

  • Kitchen/Family/ WID-104-020-003 D1: 2,400 × 3,200 mm facing W
  • Kitchen/Family/ WID-104-020-003 D2: 2,400 × 3,200 mm facing W
  • Kitchen/Family/ WID-108-004-002 W5: 715 × 2,650 mm facing S
  • Butlers Pantry WID-108-004-002 W6: 715 × 1,810 mm facing S
  • PDR WID-101-001-002 W4: 2,000 × 800 mm facing N
  • Guest WID-102-005-002 W3: 1,200 × 1,500 mm facing N
  • Living WID-102-005-002 W2: 1,200 × 2,600 mm facing N
  • Living WID-101-019-003 W1: 2,000 × 2,600 mm facing E
  • Garage WID-102-001-003 W7: 600 × 2,100 mm facing S
  • Leisure/IT WID-102-005-002 W10: 600 × 2,600 mm facing N
  • Leisure/IT WID-104-020-003 D4: 2,100 × 2,700 mm facing E
  • Bedroom 2 WID-102-005-002 W13: 1,200 × 2,100 mm facing W
  • Bedroom 3 WID-102-005-002 W14: 1,000 × 2,400 mm facing W
  • Bedroom 4 WID-102-005-002 W15: 1,200 × 2,100 mm facing W
  • Ensuite WID-101-001-002 W16: 1,200 × 1,800 mm facing S
  • WC2 WID-101-001-002 W17: 1,000 × 800 mm facing S
  • WIRs WID-102-005-002 W18: 1,200 × 800 mm facing S
  • Bedroom 1 WID-101-019-003 W8: 1,200 × 1,800 mm facing E
  • Bedroom 1 WID-101-019-003 W9: 1,200 × 1,800 mm facing E
  • Bedroom 1 WID-122-004-002 D3: 2,100 × 820 mm facing E
  • WC1 WID-101-001-002 W12: 1,000 × 700 mm facing N
  • Bath WID-101-001-002 W11: 1,200 × 1,800 mm facing N

Certificate 0011709490, issued 12 February 2025, from the council's DA documents. Verify this certificate

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