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Home report
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31 Hardwickii Street Caddens NSW 2747
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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 a 2,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor.
Key features
- Windows
- 28 windows and glazed doors: SIG Sliding Window (67mm) DG DG DG 4ET-10Ar-4; SIG Fixed Lite (67mm) DG DG 4ET-6Ar-4; ESS Awning Window (52mm) DG 4EA-12Ar-4 and 1 more types
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R4.0, R6.0, R3.0, roof Cont:Attic-Continuous 1.3, dark colour
- Hot water
- Gas instantaneous with a performance of 6 stars
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 70 (target 70)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -77
- Heating load
- 32 MJ/m² a year
- Cooling load
- 27 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 277.6 m²
- Unconditioned floor area
- 43.9 m²
- Site area
- 435 m²
- Roof area
- 231 m²
- Garden area
- 80 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Gas instantaneous with a performance of 6 stars
- Rainwater tank
- 2,000 litres
- Fixtures
- Showerheads 4 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 75.3 m², double glazing 75.3 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
Construction and insulation
- Floor: concrete slab on ground, 30% cement substitute, waffle pod slab (no added insulation)
- Floor: above habitable rooms or mezzanine, particle board; frame: timber - untreated softwood (no added insulation)
- Floor: suspended floor above garage, particle board; frame: timber - untreated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground, 30% cement substitute, waffle pod slab (no added insulation)
- External wall: brick veneer; frame: timber - untreated softwood. all external walls fibreglass batts or roll+ foil/sarking
- External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
- Internal wall shared with garage: plasterboard; frame: timber - untreated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - untreated 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 1840616S_02, issued 7 April 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.1 stars
- Rated with
- FirstRate5: 5.5.5a (3.22)
- Rated on
- 7 Apr 2026
- Wall insulation
- R2.5
- Ceiling insulation
- R4.0, R6.0, R3.0
- Floor insulation
- R2.5, R4.0
- Living room glazing by direction
- E 9.8 m², S 6 m²
- All glazing by direction
- N 8.7 m², E 15 m², S 25.3 m², W 26.5 m²
Roof
- Cont:Attic-Continuous 1.3, dark colour
Window types
- BRD-066-07 A SIG Sliding Window (67mm) DG DG DG 4ET-10Ar-4: U-value 3.2, SHGC 0.53
- BRD-064-02 A SIG Fixed Lite (67mm) DG DG 4ET-6Ar-4: U-value 2.88, SHGC 0.59
- BRD-028-48 A ESS Awning Window (52mm) DG 4EA-12Ar-4: U-value 3.61, SHGC 0.47
- BRD-022-48 A Al Sliding Door DG 4EA/12Ar/4: U-value 3.2, SHGC 0.53
Window schedule
- Garage, window BRD-066-07 A: 600 × 3,600 mm facing N
- Puja, window BRD-066-07 A: 2,400 × 2,000 mm facing W
- Puja, window BRD-064-02 A: 2,400 × 1,170 mm facing W
- Bed 1, window BRD-066-07 A: 600 × 2,100 mm facing S
- Bath, window BRD-066-07 A: 600 × 900 mm facing S
- Media, window BRD-066-07 A: 600 × 2,650 mm facing S
- Store, window BRD-028-48 A: 2,100 × 900 mm facing S
- Store, window BRD-022-48 A: 900 × 2,400 mm facing S
- Store, window BRD-028-48 A: 2,100 × 900 mm facing E
- Pantry, window BRD-066-07 A: 600 × 3,600 mm facing N
- Kitchen/Living/-Dining, window BRD-064-02 A: 3,320 × 900 mm facing S
- Kitchen/Living/-Dining, window BRD-064-02 A: 3,320 × 900 mm facing S
- Kitchen/Living/-Dining, window BRD-022-48 A: 2,700 × 3,610 mm facing E
- Bed 3, window BRD-022-48 A: 2,400 × 3,610 mm facing W
- Bed 3 Ensuite, window BRD-066-07 A: 900 × 1,210 mm facing N
- Powder Room, window BRD-066-07 A: 900 × 1,210 mm facing N
- Bed 2 Ensuite, window BRD-066-07 A: 900 × 850 mm facing E
- Bed 2, window BRD-066-07 A: 2,400 × 2,400 mm facing S
- Bed 2, window BRD-028-48 A: 1,500 × 850 mm facing E
- Bed 2, window BRD-028-48 A: 1,500 × 850 mm facing E
- Void, window BRD-064-02 A: 2,400 × 900 mm facing S
- Void, window BRD-064-02 A: 2,400 × 900 mm facing S
- Bed 4 Ensuite, window BRD-066-07 A: 600 × 900 mm facing S
- Bed 4, window BRD-022-48 A: 2,400 × 2,050 mm facing W
- Bed 4, window BRD-064-02 A: 2,100 × 1,170 mm facing W
- Bed 4, window BRD-066-07 A: 600 × 2,100 mm facing S
- Void, window BRD-064-02 A: 2,400 × 1,200 mm facing W
- Bed 5, window BRD-066-07 A: 900 × 2,400 mm facing N
Certificate GZV73I9IJ2-02, issued 7 April 2026, from the council's DA documents. Verify this certificate
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