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98 Wirraway Boulevard Badagarang NSW 2540

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 3.33 kW of solar panels and a 3,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 97 against 69 for energy and 45 against 40 for water.

Key features

Windows
12 windows and glazed doors: Al Sliding Window SG 3Clr; Manor Awning Window SG 3Clr; Al Double Hung Window SG 3Clr and 1 more types
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R6.0, R3.0, roof Cont:Attic-Continuous 0.0, medium colour
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Allworthg Homes Master Built.

BASIX certificate

Energy score
97 (target 69)
Water score
45 (target 40)
Thermal performance
Pass
Materials score
-50
Heating load
43 MJ/m² a year
Cooling load
16 MJ/m² a year
Bedrooms
4
Conditioned floor area
166.5 m²
Unconditioned floor area
14 m²
Site area
500 m²
Roof area
291 m²
Garden area
130 m²
Climate zone
NatHERS climate zone 18
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Solar panels
3.33 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 31 m², single glazing 31 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)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Internal wall shared with garage: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1772952S_02, issued 21 February 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
13 Nov 2024
Wall insulation
R2.5
Ceiling insulation
R6.0, R3.0
Floor insulation
R2.5
Living room glazing by direction
N 5.9 m², E 1.9 m², W 10.8 m²
All glazing by direction
N 7.8 m², E 7.1 m², S 4 m², W 11.5 m²

Roof

  • Cont:Attic-Continuous 0.0, medium colour

Window types

  • DOW-001-01 A Al Sliding Window SG 3Clr: U-value 6.38, SHGC 0.75
  • DOW-003-01 A Manor Awning Window SG 3Clr: U-value 6.29, SHGC 0.6
  • DOW-009-01 A Al Double Hung Window SG 3Clr: U-value 6.21, SHGC 0.74
  • DOW-006-01 A Al Sliding Door SG 5Clr: U-value 6.16, SHGC 0.71

Window schedule

  • Bed 4, window DOW-001-01 A: 1,200 × 1,600 mm facing N
  • Bed 3, window DOW-001-01 A: 1,200 × 1,600 mm facing E
  • Bath, window DOW-001-01 A: 1,200 × 1,200 mm facing E
  • Bed 2, window DOW-001-01 A: 1,200 × 1,600 mm facing E
  • Living 6, window DOW-001-01 A: 600 × 3,080 mm facing E
  • ENS, window DOW-003-01 A: 1,000 × 700 mm facing W
  • Bed 1, window DOW-009-01 A: 1,800 × 1,110 mm facing S
  • Bed 1, window DOW-009-01 A: 1,800 × 1,110 mm facing S
  • Kitchen/Family/-Activities, window DOW-006-01 A: 2,100 × 1,650 mm facing W
  • Kitchen/Family/-Activities, window DOW-006-01 A: 2,100 × 2,800 mm facing N
  • Kitchen/Family/-Activities, window DOW-001-01 A: 900 × 2,700 mm facing W
  • Kitchen/Family/-Activities, window DOW-003-01 A: 1,800 × 2,700 mm facing W

Certificate NWV7U94T8W, issued 13 November 2024, from the council's DA documents. Verify this certificate

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