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34 Mary Mackillop Drive Woongarrah NSW 2259

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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 4.29 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 90 against 70 for energy and 48 against 40 for water.

Key features

Windows
13 windows and glazed doors: Timber A SG Clear; Aluminium Awning Window SG 6.38CPClr; Aluminium Stacking Door SG 6.38CPClr and 3 more types
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R5, R3, roof Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, dark 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 Allam Homes.

BASIX certificate

Energy score
90 (target 70)
Water score
48 (target 40)
Thermal performance
Pass
Materials score
-29
Heating load
38 MJ/m² a year
Cooling load
12 MJ/m² a year
Bedrooms
3
Conditioned floor area
127.7 m²
Unconditioned floor area
11 m²
Site area
383 m²
Roof area
228 m²
Garden area
105 m²
Climate zone
NatHERS climate zone 15
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
4.29 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 29.5 m², timber frames 2.3 m², single glazing 31.8 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0

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. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; 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 1780523S_02, issued 2 October 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
02 Oct 2025
Wall insulation
R2.5
Ceiling insulation
R5, R3
Floor insulation
R2.5
Living room glazing by direction
S 2.2 m², W 4.3 m²
All glazing by direction
N 4.4 m², E 9.7 m², S 11.1 m², W 6.6 m²

Roof

  • Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, dark colour

Window types

  • TIM-001-01 W Timber A SG Clear: U-value 5.4, SHGC 0.56
  • WID-101-024 Aluminium Awning Window SG 6.38CPClr: U-value 4.8, SHGC 0.53
  • WID-105-010 Aluminium Stacking Door SG 6.38CPClr: U-value 4.4, SHGC 0.58
  • WID-102-017 Aluminium Sliding Window SG 6.38TransLam: U-value 6.2, SHGC 0.61
  • WID-102-004 Aluminium Sliding Window SG 6Clr: U-value 6.2, SHGC 0.72
  • WID-104-011 Aluminium Sliding Door SG 6.38CPClr: U-value 4.4, SHGC 0.58

Window schedule

  • Entry, window TIM-001-01 W: 2,100 × 1,090 mm facing W
  • Living, window WID-101-024: 1,800 × 1,200 mm facing S
  • Living, window WID-101-024: 1,800 × 1,200 mm facing W
  • Living, window WID-101-024: 1,800 × 1,200 mm facing W
  • KMF, window WID-105-010: 2,100 × 3,600 mm facing E
  • KMF, window WID-101-024: 1,800 × 1,200 mm facing S
  • Bed 2, window WID-101-024: 1,800 × 1,200 mm facing S
  • Bed 3, window WID-101-024: 1,800 × 1,200 mm facing N
  • Bath, window WID-102-017: 900 × 1,200 mm facing N
  • Ldy, window WID-102-004: 900 × 600 mm facing N
  • Bed 1, window WID-104-011: 2,100 × 2,200 mm facing S
  • Bed 1, window WID-101-024: 1,800 × 1,200 mm facing E
  • Ens, window WID-102-017: 1,000 × 600 mm facing N

Certificate 0011669066-02, issued 2 October 2025, from the council's DA documents.

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