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18 Blaxland Street Matraville NSW 2036

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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 10.3 kW of solar panels and a 2,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 90 against 72.

Key features

Windows
22 windows and glazed doors: 50mm Carinya Classic Sliding Window DG FGIOptEma_4mm_10Ar_4mm; Carinya Plus 65mm Fixed Window DG 010_AGG PLUS Clr 4_12_4; Al Residential Awning Window SG 3mm Clear and 3 more types
Wall insulation
R2
Roof and ceiling insulation
Ceiling R4, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

Built by Clarendon Homes.

BASIX certificate

Energy score
90 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-27
Heating load
17 MJ/m² a year
Cooling load
12 MJ/m² a year
Bedrooms
5
Conditioned floor area
233 m²
Unconditioned floor area
23.1 m²
Site area
509 m²
Roof area
214 m²
Garden area
252 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
10.3 kW
Rainwater tank
2,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 52.4 m², single glazing 4.5 m², double glazing 47.9 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, waffle pod slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: suspended floor above garage, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • 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 (fibre cement sheet or boards); frame: timber - H2 treated softwood (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 / flat roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1745317S_03, issued 18 June 2024, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
BERS Pro v5.1.9 (3.23)
Rated on
17 Jun 2024
Wall insulation
R2
Ceiling insulation
R4
Floor insulation
R2
LED downlights
40
Living room glazing by direction
N 15.4 m², E 6.3 m², W 1.3 m²
All glazing by direction
N 22.9 m², E 10.1 m², S 12.8 m², W 6.5 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour

Window types

  • ALS-050-21 A 50mm Carinya Classic Sliding Window DG FGIOptEma_4mm_10Ar_4mm: U-value 3.3, SHGC 0.47
  • ALS-102-24 A Carinya Plus 65mm Fixed Window DG 010_AGG PLUS Clr 4_12_4: U-value 2.3, SHGC 0.54
  • WID-001-01 A Al Residential Awning Window SG 3mm Clear: U-value 6.5, SHGC 0.63
  • WID-006-01 A Al Residential Sliding Window SG 3mm Clear: U-value 6.4, SHGC 0.76
  • WID-013-02 A Aluminium Awning Window DG 4/12/4ET: U-value 3.4, SHGC 0.54
  • WID-027-01 A BSDI Sliding Door DG 4CS_12Ar_4mmClr: U-value 3.1, SHGC 0.55

Window schedule

  • Kitchen/Family/, window WID-027-01 A: 2,400 × 3,200 mm facing N
  • Kitchen/Family/, window WID-027-01 A: 2,400 × 3,200 mm facing N
  • Kitchen/Family/, window ALS-050-21 A: 2,000 × 800 mm facing E
  • Kitchen/Family/, window ALS-050-21 A: 2,000 × 800 mm facing E
  • Kitchen/Family/, window ALS-102-24 A: 715 × 1,810 mm facing W
  • WIP, window ALS-102-24 A: 715 × 1,810 mm facing W
  • Living, window ALS-050-21 A: 1,200 × 2,600 mm facing E
  • Guest, window WID-013-02 A: 2,000 × 700 mm facing S
  • Guest, window WID-013-02 A: 2,000 × 1,400 mm facing S
  • Guest, window WID-013-02 A: 2,000 × 700 mm facing W
  • PDR, window WID-006-01 A: 2,000 × 800 mm facing E
  • Bedroom 2, window WID-013-02 A: 1,500 × 700 mm facing S
  • Bedroom 2, window WID-013-02 A: 1,500 × 1,800 mm facing S
  • Bedroom 3/WIR, window WID-013-02 A: 1,500 × 600 mm facing S
  • Bedroom 3/WIR, window WID-013-02 A: 1,500 × 2,600 mm facing S
  • Bedroom 4, window ALS-050-21 A: 1,200 × 1,500 mm facing W
  • Bedroom 1, window ALS-050-21 A: 1,200 × 2,100 mm facing N
  • Bedroom 1, window ALS-050-21 A: 1,200 × 800 mm facing N
  • WIR, window ALS-050-21 A: 1,200 × 800 mm facing N
  • Ensuite, window WID-001-01 A: 1,200 × 600 mm facing W
  • Leisure/IT, window ALS-050-21 A: 1,200 × 2,600 mm facing N
  • Bath, window WID-006-01 A: 1,200 × 1,800 mm facing E

Certificate 0009409160-02, issued 17 June 2024, from the council's DA documents. Verify this certificate

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