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118 Oratava Avenue West Pennant Hills NSW 2125

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 kW of solar panels and a 2,500 litre rainwater tank. It beat its BASIX energy target, scoring 75 against 72.

Key features

Windows
Up to aluminium frames 112.1 m², single glazing 55 m², double glazing 57.1 m²
Wall insulation
Polyurethane; Fibreglass batts or roll
Roof and ceiling insulation
Ceiling: polyurethane; roof: none
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom); 1-phase airconditioning, non ducted (bedroom)

Built by Brilliant Building.

BASIX certificate

Energy score
75 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
22 MJ/m² a year
Cooling load
8 MJ/m² a year
Bedrooms
5
Conditioned floor area
602.1 m²
Unconditioned floor area
46.2 m²
Site area
800 m²
Roof area
366 m²
Garden area
321 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
3 kW
Rainwater tank
2,500 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 112.1 m², single glazing 55 m², double glazing 57.1 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 2.5 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (no added insulation)
  • Floor: suspended floor above garage, concrete - suspended; frame: no frame (polyurethane)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: cavity brick; frame: no frame (polyurethane)
  • External wall: concrete block/plasterboard; frame: no frame (fibreglass batts or roll)
  • External garage wall: concrete block/plasterboard; frame: no frame (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 / flat roof, concrete - plasterboard internal, no frame (ceiling: polyurethane; roof: none.)

Certificate 1778337S_04, issued 18 September 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
18 Sep 2025

Certificate SRZI2X5G9E-05, issued 18 September 2025, from the council's DA documents. Verify this certificate

Other certificates for this address

BASIX certificate, certificate 1778337S_02, issued 25 February 2025

BASIX certificate

Energy score
75 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
22 MJ/m² a year
Cooling load
8 MJ/m² a year
Bedrooms
5
Conditioned floor area
602.1 m²
Unconditioned floor area
46.2 m²
Site area
800 m²
Roof area
366 m²
Garden area
321 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
3 kW
Rainwater tank
2,500 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 112.1 m², single glazing 55 m², double glazing 57.1 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 2.5 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (no added insulation)
  • Floor: suspended floor above garage, concrete - suspended; frame: no frame (polyurethane)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: cavity brick; frame: no frame (polyurethane)
  • External wall: concrete block/plasterboard; frame: no frame (fibreglass batts or roll)
  • External garage wall: concrete block/plasterboard; frame: no frame (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 / flat roof, concrete - plasterboard internal, no frame (ceiling: polyurethane; roof: none.)

Certificate 1778337S_02, issued 25 February 2025, from the council's DA documents.

NatHERS certificate, certificate SRZI2X5G9E-01, issued 21 February 2025

NatHERS certificate

Star rating
7 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
21 Feb 2025

Certificate SRZI2X5G9E-01, issued 21 February 2025, from the council's DA documents. Verify this certificate

BASIX certificate, certificate 1778337S, issued 18 December 2024

BASIX certificate

Energy score
74 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
22 MJ/m² a year
Cooling load
7 MJ/m² a year
Bedrooms
5
Conditioned floor area
660 m²
Unconditioned floor area
37.4 m²
Site area
800 m²
Roof area
366 m²
Garden area
242 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
3 kW
Rainwater tank
2,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 117.9 m², single glazing 68.2 m², double glazing 49.7 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2.5 star (average zone)
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 2.5 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (no added insulation)
  • Floor: suspended floor above garage, concrete - suspended; frame: no frame (polyurethane)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: cavity brick; frame: no frame (polyurethane)
  • External wall: concrete block/plasterboard; frame: no frame (fibreglass batts or roll)
  • External garage wall: concrete block/plasterboard; frame: no frame (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 / flat roof, concrete - plasterboard internal, no frame (ceiling: polyurethane; roof: none.)

Certificate 1778337S, issued 18 December 2024, from the council's DA documents.

NatHERS certificate, certificate SRZI2X5G9E, issued 17 December 2024

NatHERS certificate

Star rating
7 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
17 Dec 2024

Certificate SRZI2X5G9E, issued 17 December 2024, from the council's DA documents. Verify this certificate

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