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Home report
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74C Emmett Street Callala Bay NSW 2540
BASIX certificate and NatHERS rating
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This home has a NatHERS rating of 7.3 stars out of 10. Its BASIX certificate commits it to 6.54 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 and water targets, scoring 100 against 69 for energy and 41 against 40 for water.
Key features
- Windows
- 17 windows and glazed doors: Thermally Broken Aluminium Fixed Window DG 4Clr/12Ar/4ET; Thermally Broken Aluminium Awning Window DG 4Clr/12Ar/4ET; Thermally Broken Aluminium Sliding Door DG 4Clr/12Ar/4ET and 1 more types
- Wall insulation
- 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
- 100 (target 69)
- Water score
- 41 (target 40)
- Thermal performance
- Pass
- Materials score
- -43
- Heating load
- 46 MJ/m² a year
- Cooling load
- 11 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 224.6 m²
- Unconditioned floor area
- 5.1 m²
- Site area
- 788 m²
- Roof area
- 361 m²
- Garden area
- 321 m²
- Climate zone
- NatHERS climate zone 18
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Solar panels
- 6.54 kW
- Rainwater tank
- 2,000 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 52.4 m², double glazing 52.4 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: 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)
- External garage wall: cavity brick; frame: no frame (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 1839968S, issued 31 March 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.3 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 31 Mar 2026
- Wall insulation
- R2.5
- Ceiling insulation
- R5
- Floor insulation
- R2.5, R2, R0.9
- LED downlights
- 51
- Living room glazing by direction
- E 13.9 m²
- All glazing by direction
- N 4.9 m², E 25.6 m², S 10.6 m², W 11.3 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
Window types
- STG-100-004 Thermally Broken Aluminium Fixed Window DG 4Clr/12Ar/4ET: U-value 1.9, SHGC 0.65
- STG-103-005 Thermally Broken Aluminium Awning Window DG 4Clr/12Ar/4ET: U-value 2.4, SHGC 0.48
- STG-108-006 Thermally Broken Aluminium Sliding Door DG 4Clr/12Ar/4ET: U-value 2.1, SHGC 0.6
- STG-111-009 Thermally Broken Aluminium French Door DG 4Clr/12Ar/4ET: U-value 2.3, SHGC 0.49
Window schedule
- Foyer/hall/pwdr, window STG-100-004: 600 × 1,200 mm facing E
- Media, window STG-103-005: 772 × 3,250 mm facing E
- Kitchen/Living1, window STG-108-006: 2,400 × 4,624 mm facing E
- Kitchen/Living1, window STG-100-004: 600 × 4,624 mm facing E
- Bed 5, window STG-103-005: 1,800 × 610 mm facing N
- Bed 5, window STG-103-005: 1,800 × 2,650 mm facing E
- Bed 5, window STG-103-005: 1,800 × 2,650 mm facing S
- Bed 1, window STG-108-006: 2,400 × 1,570 mm facing E
- Bed 1, window STG-103-005: 1,800 × 2,650 mm facing S
- Wir, window STG-103-005: 1,800 × 610 mm facing S
- Ens 1, window STG-103-005: 1,540 × 850 mm facing W
- Bed 3, window STG-103-005: 1,540 × 1,810 mm facing W
- Laundry, window STG-111-009: 2,340 × 820 mm facing W
- Bed 4, window STG-103-005: 1,540 × 1,810 mm facing W
- Bath, window STG-103-005: 1,200 × 1,210 mm facing W
- Ens 2, window STG-103-005: 1,200 × 850 mm facing W
- Bed 2, window STG-108-006: 2,400 × 1,570 mm facing N
Certificate 0012885521-01, issued 31 March 2026, from the council's DA documents. Verify this certificate
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