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Home report
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51 Wirraway Boulevard Badagarang NSW 2540
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 6.54 kW of solar panels and a 1,100 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 90 against 69.
Key features
- Windows
- 12 windows and glazed doors: Aluminium B DG Argon Fill High Solar Gain low-E; Timber A SG Clear
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R5, roof Corrugated Iron Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, 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 White Sands.
BASIX certificate
- Energy score
- 90 (target 69)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -1
- Heating load
- 55 MJ/m² a year
- Cooling load
- 6 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 119.6 m²
- Unconditioned floor area
- 7.6 m²
- Site area
- 304 m²
- Roof area
- 224 m²
- Garden area
- 60 m²
- Climate zone
- NatHERS climate zone 18
- Hot water
- Gas instantaneous with a performance of 6 stars
- Solar panels
- 6.54 kW
- Rainwater tank
- 1,100 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 27.8 m², timber frames 0.3 m², single glazing 0.3 m², double glazing 27.8 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
Construction and insulation
- Floor: concrete slab on ground, conventional slab (no added insulation)
- Garage floor: concrete slab on ground (no added insulation)
- External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
- External garage wall: brick veneer; frame: timber - H2 treated softwood (no added insulation)
- External garage wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)
Certificate 1788403S, issued 21 March 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 7 stars
- Rated with
- BERS Pro v5.2.3 (3.23)
- Rated on
- 21 Mar 2025
- Wall insulation
- R2.5
- Ceiling insulation
- R5
- Floor insulation
- R2.5, R2, R0.9
- LED downlights
- 29
- Living room glazing by direction
- N 2.9 m², E 7.2 m², W 2.3 m²
- All glazing by direction
- N 2.9 m², E 10.6 m², S 9.9 m², W 4.7 m²
Roof
- Corrugated Iron Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
Window types
- ALM-006-03 A Aluminium B DG Argon Fill High Solar Gain low-E: U-value 4.1, SHGC 0.52
- TIM-001-01 W Timber A SG Clear: U-value 5.4, SHGC 0.56
Window schedule
- Garage 1, window ALM-006-03 A: 2,100 × 820 mm facing S
- Kitchen/Living1, window ALM-006-03 A: 1,460 × 1,570 mm facing W
- Kitchen/Living1, window ALM-006-03 A: 2,100 × 2,688 mm facing E
- Kitchen/Living1, window ALM-006-03 A: 1,200 × 2,410 mm facing N
- Kitchen/Living1, window ALM-006-03 A: 600 × 2,650 mm facing E
- Bed 3, window ALM-006-03 A: 1,030 × 1,810 mm facing E
- Bath, window ALM-006-03 A: 1,030 × 1,450 mm facing E
- Bed 4, window ALM-006-03 A: 1,460 × 2,170 mm facing S
- Entry, window TIM-001-01 W: 1,600 × 175 mm facing S
- Bed 1, window ALM-006-03 A: 1,800 × 2,650 mm facing S
- Ens, window ALM-006-03 A: 860 × 610 mm facing W
- Bed 2, window ALM-006-03 A: 1,030 × 1,810 mm facing W
Certificate 0011801933, issued 21 March 2025, from the council's DA documents. Verify this certificate
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