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3664 O'Connell Road Brewongle NSW 2795

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.7 stars out of 10. Its BASIX certificate commits it to 3 kW of solar panels and a 100,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 78 against 61 for energy and 96 against 40 for water.

Key features

Windows
6 windows and glazed doors: Aluminium A DG Argon Fill High Solar Gain low-E; Aluminium B DG Argon Fill High Solar Gain low-E
Wall insulation
R1.5, R2.7
Roof and ceiling insulation
Ceiling R5, roof Corrugated Iron Timber Frame Bulk+Foil, Reflective Side Down, Anti-glare Up R1.5, medium colour
Hot water
Electric storage
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
78 (target 61)
Water score
96 (target 40)
Thermal performance
Pass
Materials score
10
Heating load
113 MJ/m² a year
Cooling load
11 MJ/m² a year
Bedrooms
2
Conditioned floor area
150 m²
Unconditioned floor area
12 m²
Site area
1,500 m²
Roof area
240 m²
Garden area
200 m²
Climate zone
NatHERS climate zone 65
Hot water
Electric storage
Solar panels
3 kW
Rainwater tank
100,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 26 m², single glazing 26 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, conventional slab (polystyrene)
  • Garage floor: concrete slab on ground (not specified)
  • External wall: framed (metal clad); frame: timber - untreated softwood. all external walls fibreglass batts or roll
  • External garage wall: framed (metal clad); frame: timber - untreated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - untreated softwood (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1769425S_02, issued 3 September 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.7 stars
Rated with
BERS Pro v5.2.3 (3.23)
Rated on
19 Oct 2024
Wall insulation
R1.5, R2.7
Ceiling insulation
R5
Floor insulation
R1.5, R2.7, R2.5, R5
Living room glazing by direction
NE 12.6 m²
All glazing by direction
NE 24 m², SW 1.9 m²

Roof

  • Corrugated Iron Timber Frame Bulk+Foil, Reflective Side Down, Anti-glare Up R1.5, medium colour
  • Corrugated Iron Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, light colour

Window types

  • ALM-005-03 A Aluminium A DG Argon Fill High Solar Gain low-E: U-value 4.1, SHGC 0.47
  • ALM-006-03 A Aluminium B DG Argon Fill High Solar Gain low-E: U-value 4.1, SHGC 0.52

Window schedule

  • Bedroom 2, window ALM-005-03 A: 2,100 × 920 mm facing NE
  • Bedroom 2, window ALM-006-03 A: 2,100 × 750 mm facing NE
  • Bedroom 2, window ALM-006-03 A: 2,100 × 750 mm facing NE
  • Unconditioned 1, window ALM-005-03 A: 2,100 × 920 mm facing SW
  • Kitchen/Living1, window ALM-006-03 A: 2,100 × 6,000 mm facing NE
  • Bedroom 1, window ALM-006-03 A: 2,100 × 3,000 mm facing NE

Certificate 0009826215, issued 19 October 2024, from the council's DA documents. Verify this certificate

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