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Home report
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9 Blake Place Narrawallee NSW 2539
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 1 kW of solar panels and a 4,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 76 against 69.
Key features
- Windows
- 19 windows and glazed doors: Aluminium B DG Argon Fill High Solar Gain low-E; Composite B DG Air Fill High Solar Gain low-E -; Composite B DG Argon Fill High Solar Gain low-E
- Wall insulation
- R2.3, R3.5, R2.5
- Roof and ceiling insulation
- Ceiling R5, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
Built by White Sands.
BASIX certificate
- Energy score
- 76 (target 69)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- 0
- Heating load
- 43 MJ/m² a year
- Cooling load
- 18 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 173.3 m²
- Unconditioned floor area
- 17.6 m²
- Site area
- 737 m²
- Roof area
- 216 m²
- Garden area
- 490 m²
- Climate zone
- NatHERS climate zone 18
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Solar panels
- 1 kW
- Rainwater tank
- 4,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Induction
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 51.6 m², timber frames 2.5 m², double glazing 54.1 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)
- Floor: suspended floor above open subfloor, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Floor: above habitable rooms or mezzanine, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground (no added insulation)
- External wall: framed (fibre cement sheet or boards); frame: laminated veneer lumber (LVL). all external walls fibreglass batts or roll
- 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 backed blanket.)
Certificate 1833348S_02, issued 2 March 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 7 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 16 Feb 2026
- Wall insulation
- R2.3, R3.5, R2.5
- Ceiling insulation
- R5
- Floor insulation
- R2.3, R3.5, R2.5, R2, R0.9, R5
- LED downlights
- 42
- Living room glazing by direction
- NE 3.1 m², SE 15.4 m², SW 1.5 m², NW 14.8 m²
- All glazing by direction
- NE 9.6 m², SE 22.5 m², SW 7.2 m², NW 14.8 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
Window types
- ALM-006-03 A Aluminium B DG Argon Fill High Solar Gain low-E: U-value 4.1, SHGC 0.52
- CMP-004-03 I Composite B DG Air Fill High Solar Gain low-E -: U-value 3.4, SHGC 0.53
- CMP-006-03 I Composite B DG Argon Fill High Solar Gain low-E: U-value 3.2, SHGC 0.49
Window schedule
- Garage 1, window ALM-006-03 A: 860 × 2,650 mm facing NE
- Foyer, window CMP-004-03 I: 2,100 × 1,200 mm facing SE
- Lounge, window CMP-006-03 I: 2,100 × 2,410 mm facing SE
- Pwd, window ALM-006-03 A: 860 × 610 mm facing SW
- Guest, window ALM-006-03 A: 1,200 × 1,810 mm facing SW
- Kitchen/Living1, window ALM-006-03 A: 1,370 × 2,410 mm facing NW
- Kitchen/Living1, window CMP-006-03 I: 2,400 × 4,784 mm facing NW
- Kitchen/Living1, window ALM-006-03 A: 1,800 × 850 mm facing NE
- Kitchen/Living1, window ALM-006-03 A: 1,800 × 850 mm facing NE
- Laundry, window ALM-006-03 A: 860 × 610 mm facing NE
- Laundry, window ALM-006-03 A: 2,100 × 900 mm facing NE
- Rumpus, window CMP-006-03 I: 2,400 × 4,304 mm facing SE
- Rumpus, window ALM-006-03 A: 600 × 2,410 mm facing SW
- Bath, window ALM-006-03 A: 1,030 × 1,450 mm facing SW
- Bed 2, window ALM-006-03 A: 860 × 1,810 mm facing SW
- Bed 3, window ALM-006-03 A: 860 × 1,570 mm facing NE
- Ens, window ALM-006-03 A: 860 × 610 mm facing NE
- Bed 1, window ALM-006-03 A: 1,460 × 1,570 mm facing SE
- Bed 1, window ALM-006-03 A: 1,460 × 1,570 mm facing SE
Certificate 0012778312, issued 16 February 2026, from the council's DA documents. Verify this certificate
Other certificates for this address
BASIX certificate, certificate 1833348S, issued 16 February 2026
BASIX certificate
- Energy score
- 76 (target 69)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- 0
- Heating load
- 43 MJ/m² a year
- Cooling load
- 18 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 173.3 m²
- Unconditioned floor area
- 17.6 m²
- Site area
- 737 m²
- Roof area
- 216 m²
- Garden area
- 490 m²
- Climate zone
- NatHERS climate zone 18
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Solar panels
- 1 kW
- Rainwater tank
- 4,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Induction
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 51.6 m², timber frames 2.5 m², double glazing 54.1 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)
- Floor: suspended floor above open subfloor, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Floor: above habitable rooms or mezzanine, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground (no added insulation)
- External wall: framed (fibre cement sheet or boards); frame: laminated veneer lumber (LVL). all external walls fibreglass batts or roll
- 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 backed blanket.)
Certificate 1833348S, issued 16 February 2026, from the council's DA documents.
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