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Home report
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20 Chiswick Street Strathfield South NSW 2136
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to a 2,000 litre rainwater tank. Its NatHERS certificate lists insulation in the ceiling and floor. It beat its BASIX energy and water targets, scoring 76 against 72 for energy and 43 against 40 for water.
Key features
- Windows
- 29 windows and glazed doors: Aluminium A DG Argon Fill High Solar Gain low-E -Clear; 502/504 Al Sliding Window DG 4mmClr-12Ar-4mmOptithermLE; 502/504 Al Sliding Window SG 638CP and 3 more types
- Wall insulation
- Rockwool batts, roll or pump-in
- Roof and ceiling insulation
- Ceiling R4.5, R6.0, R3.6, roof Cont:Attic-Continuous 2.0, light colour
- Hot water
- Gas instantaneous with a performance of 7 stars
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
Built by Rawat Designs & Construction.
BASIX certificate
- Energy score
- 76 (target 72)
- Water score
- 43 (target 40)
- Thermal performance
- Pass
- Materials score
- -100
- Heating load
- 14 MJ/m² a year
- Cooling load
- 16 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 275.6 m²
- Unconditioned floor area
- 23.2 m²
- Site area
- 557 m²
- Roof area
- 260 m²
- Garden area
- 225 m²
- Climate zone
- NatHERS climate zone 56
- Hot water
- Gas instantaneous with a performance of 7 stars
- Rainwater tank
- 2,000 litres
- Fixtures
- Showerheads 4 star, toilets 5 star, kitchen taps 6 star, basin taps 6 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 115 m², single glazing 8.1 m², double glazing 106.9 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: 8 star (average zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 8 star (average zone)
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: 8 star (average zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 8 star (average zone)
Construction and insulation
- Floor: concrete slab on ground, conventional slab (not specified)
- Floor: suspended floor above garage, hard wood; frame: timber - untreated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground (not specified)
- External wall: brick veneer; frame: timber - untreated softwood (rockwool batts, roll or pump-in)
- External wall: framed (fibre cement sheet or boards); frame: timber - untreated softwood (rockwool batts, roll or pump-in)
- External garage wall: brick veneer; frame: timber - untreated softwood (rockwool batts, roll or pump-in)
- Internal wall: plasterboard; frame: timber - untreated softwood (rockwool batts, roll or pump-in)
- Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - untreated softwood (ceiling: rockwool batts, roll or pump-in; roof: foil backed blanket.)
Certificate 1799568S_02, issued 23 June 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 7 stars
- Rated with
- FirstRate5: 5.5.5a (3.22)
- Rated on
- 18 Jun 2025
- Ceiling insulation
- R4.5, R6.0, R3.6
- Floor insulation
- R3.6, R4.5
- Living room glazing by direction
- N 9.7 m², E 7 m², S 4.1 m², W 18.4 m²
- All glazing by direction
- N 32.3 m², E 21.8 m², S 20.7 m², W 40.2 m²
Roof
- Cont:Attic-Continuous 2.0, light colour
Window types
- ALM-005-03 A Aluminium A DG Argon Fill High Solar Gain low-E -Clear: U-value 4.1, SHGC 0.47
- AWS-003-73 A 502/504 Al Sliding Window DG 4mmClr-12Ar-4mmOptithermLE: U-value 3.22, SHGC 0.48
- AWS-001-19 A 502/504 Al Sliding Window SG 638CP: U-value 4.52, SHGC 0.59
- AWS-067-09 A RES SERIES 516 FIXED WINDOW DG 1_LightBridge_ClrS0_4-12-4: U-value 2.14, SHGC 0.53
- AWS-025-154 A 702/704 SM Slidemaster Al Sliding Door DG 638KlymetShieldLamClr-8Ar-4EnviroClr: U-value 2.28, SHGC 0.48
- AWS-030-04 A 462 Al Sliding Window SG 6.38Sct: U-value 4.32, SHGC 0.54
Window schedule
- Guest, window AWS-003-73 A: 2,400 × 1,800 mm facing N
- Toilet, window AWS-001-19 A: 1,200 × 720 mm facing N
- Butler, window AWS-003-73 A: 1,500 × 2,400 mm facing W
- Garage, window AWS-001-19 A: 2,400 × 1,200 mm facing N
- Lobby, window AWS-067-09 A: 3,400 × 2,200 mm facing W
- Lobby, window ALM-005-03 A: 2,700 × 1,200 mm facing S
- Hall, window AWS-025-154 A: 2,700 × 2,400 mm facing S
- Kit/Liv/Din, window AWS-003-73 A: 600 × 3,300 mm facing S
- Kit/Liv/Din, window AWS-003-73 A: 2,400 × 2,200 mm facing E
- Kit/Liv/Din, window AWS-003-73 A: 2,700 × 3,600 mm facing N
- Kit/Liv/Din, window AWS-025-154 A: 2,700 × 3,600 mm facing W
- Study, window AWS-003-73 A: 2,100 × 2,400 mm facing W
- Study, window AWS-003-73 A: 1,400 × 2,000 mm facing N
- Bed 3, window AWS-003-73 A: 1,400 × 2,000 mm facing N
- Bed 2, window AWS-003-73 A: 1,400 × 2,000 mm facing N
- Toilet, window AWS-030-04 A: 1,000 × 820 mm facing N
- ENS, window AWS-030-04 A: 1,000 × 820 mm facing N
- Master bed, window AWS-025-154 A: 2,600 × 4,950 mm facing E
- Master bed, window AWS-067-09 A: 2,600 × 900 mm facing N
- Master bed, window AWS-003-73 A: 600 × 2,100 mm facing N
- Bar, window AWS-030-04 A: 1,000 × 900 mm facing N
- Rumpus, window AWS-025-154 A: 2,400 × 3,600 mm facing W
- Rumpus, window AWS-003-73 A: 600 × 1,800 mm facing S
- Rumpus, window AWS-003-73 A: 600 × 1,800 mm facing S
- Rumpus, window AWS-003-73 A: 800 × 2,200 mm facing E
- Hall, window AWS-003-73 A: 1,800 × 2,400 mm facing S
- Hall, window AWS-067-09 A: 2,600 × 2,200 mm facing W
- Void, window ALM-005-03 A: 2,100 × 1,200 mm facing S
- WIR, window AWS-030-04 A: 2,300 × 800 mm facing E
Certificate QTJBR7ZUD2-03, issued 18 June 2025, from the council's DA documents. Verify this certificate
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