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8 Broome Street Maroubra NSW 2035

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 6.6 kW of solar panels and a 2,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 93 against 72 for energy and 45 against 40 for water.

Key features

Windows
25 windows and glazed doors: ComfortEDGE™ Series 755 Awning Window - Double Glazed; ComfortEDGE™ Series 755 Fixed Window - Double Glazed - with Embedded Frame; Residential Series 758FBR Sliding Door (Embedded Frame) - Double Glazed
Wall insulation
Rockwool batts, roll or pump-in
Roof and ceiling insulation
Roof Added insulation absorptance Roof Colour SLAB-200-CEIL-01: Concrete Slab (200mm) with Suspended PB Ceiling 0.00, medium colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
93 (target 72)
Water score
45 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
13 MJ/m² a year
Cooling load
16 MJ/m² a year
Bedrooms
4
Conditioned floor area
227.6 m²
Unconditioned floor area
15.4 m²
Site area
560 m²
Roof area
200 m²
Garden area
156 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
6.6 kW
Rainwater tank
2,000 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 125.8 m², double glazing 125.8 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, conventional slab (no added insulation)
  • Floor: suspended floor above open subfloor, concrete - suspended; frame: timber - untreated softwood (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: timber - untreated softwood (no added insulation)
  • Floor: suspended floor above garage, concrete - suspended; frame: timber - untreated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: cavity brick; frame: no frame (rockwool batts, roll or pump-in)
  • External wall: framed (metal clad); frame: timber - untreated softwood (rockwool batts, roll or pump-in)
  • External garage wall: cavity brick; frame: no frame (rockwool batts, roll or pump-in)
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / flat roof, concrete - plasterboard internal, timber - untreated softwood (ceiling: rockwool batts, roll or pump-in; roof: none.)

Certificate 1742003S_02, issued 10 September 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
Hero 4.1
Rated on
10 Sep 2025
Living room glazing by direction
NNE 8.4 m², ESE 8.2 m², WNW 33.3 m²
All glazing by direction
NNE 42.5 m², ESE 27.1 m², SSW 12.2 m², WNW 44.1 m²

Roof

  • Added insulation absorptance Roof Colour SLAB-200-CEIL-01: Concrete Slab (200mm) with Suspended PB Ceiling 0.00, medium colour

Window types

  • AWS-088-300 ComfortEDGE™ Series 755 Awning Window - Double Glazed: U-value 2.1, SHGC 0.43
  • AWS-090-302 ComfortEDGE™ Series 755 Fixed Window - Double Glazed - with Embedded Frame: U-value 1.6, SHGC 0.47
  • AWS-115-072 Residential Series 758FBR Sliding Door (Embedded Frame) - Double Glazed: U-value 2, SHGC 0.51

Window schedule

  • Bath, window AWS-088-300: 1,600 × 1,800 mm facing SSW
  • Bed 2, window AWS-088-300: 1,600 × 900 mm facing SSW
  • Bed 2, window AWS-088-300: 1,600 × 2,500 mm facing WNW
  • Bed 3, window AWS-115-072: 2,500 × 4,400 mm facing NNE
  • Bed 3, window AWS-088-300: 1,600 × 2,500 mm facing WNW
  • Bed 4, window AWS-088-300: 1,800 × 830 mm facing NNE
  • Bed 4, window AWS-088-300: 1,800 × 830 mm facing NNE
  • Bed 4, window AWS-115-072: 2,800 × 3,450 mm facing ESE
  • En Suite, window AWS-088-300: 1,300 × 900 mm facing NNE
  • Kitchen/Living/Dining, window AWS-090-302: 2,800 × 1,500 mm facing NNE
  • Kitchen/Living/Dining, window AWS-090-302: 2,800 × 1,500 mm facing NNE
  • Kitchen/Living/Dining, window AWS-115-072: 2,800 × 4,650 mm facing WNW
  • Kitchen/Living/Dining, window AWS-115-072: 2,800 × 4,650 mm facing WNW
  • Laundry, window AWS-088-300: 1,680 × 1,680 mm facing WNW
  • Lounge, window AWS-115-072: 2,800 × 2,925 mm facing ESE
  • Master Bedroom, window AWS-115-072: 2,600 × 4,230 mm facing NNE
  • Master Bedroom, window AWS-090-302: 2,600 × 2,300 mm facing NNE
  • Master Bedroom, window AWS-090-302: 1,600 × 5,160 mm facing ESE
  • Master Bedroom, window AWS-090-302: 2,500 × 1,000 mm facing SSW
  • Master En Suite, window AWS-088-300: 1,600 × 600 mm facing ESE
  • Master En Suite, window AWS-088-300: 1,600 × 600 mm facing SSW
  • Pantry, window AWS-088-300: 1,600 × 1,000 mm facing SSW
  • Rumpus, window AWS-115-072: 2,500 × 2,900 mm facing WNW
  • Stairs FF, window AWS-088-300: 1,600 × 1,200 mm facing NNE
  • Study, window AWS-088-300: 2,800 × 1,000 mm facing SSW

Certificate HR-Q1USD1-01, issued 10 September 2025, from the council's DA documents. Verify this certificate

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