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Home report
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17 Knight Street Woongarrah NSW 2259
BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.4 stars out of 10. Its BASIX certificate commits it to 5.19 kW of solar panels and a 3,000 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 70 for energy and 41 against 40 for water.
Key features
- Windows
- 10 windows and glazed doors: Aluminium Sliding Window DG 6ET/6Ar/6Clr; Aluminium Sliding Door DG 6ET/6Ar/6Clr; Aluminium Fixed Window DG 6ET/6Ar/6Clr and 1 more types
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R6, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium 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 The Domaine Property Group.
BASIX certificate
- Energy score
- 100 (target 70)
- Water score
- 41 (target 40)
- Materials score
- -30
- Heating load
- 34 MJ/m² a year
- Cooling load
- 11 MJ/m² a year
- Bedrooms
- 3
- Conditioned floor area
- 101.9 m²
- Unconditioned floor area
- 8.9 m²
- Site area
- 416 m²
- Roof area
- 191 m²
- Garden area
- 113 m²
- Climate zone
- NatHERS climate zone 15
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Solar panels
- 5.19 kW
- Rainwater tank
- 3,000 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 22.7 m², double glazing 22.7 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
Construction and insulation
- Floor: concrete slab on ground, waffle pod slab (no added insulation)
- Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
- External wall: brick veneer; frame: light steel frame (fibreglass batts or roll)
- External wall: framed (fibre cement sheet or boards); frame: light steel frame (fibreglass batts or roll)
- External garage wall: brick veneer; frame: light steel frame (no added insulation)
- External garage wall: framed (fibre cement sheet or boards); frame: light steel frame (no added insulation)
- Internal wall: plasterboard; frame: light steel frame (fibreglass batts or roll)
- Internal wall: plasterboard; frame: light steel frame (no added insulation)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
Certificate 1856047S, issued 14 July 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.4 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 14 Jul 2026
- Wall insulation
- R2.5
- Ceiling insulation
- R6
- Floor insulation
- R2.5, R2
- LED downlights
- 31
- Living room glazing by direction
- SE 9.4 m², SW 1.4 m²
- All glazing by direction
- NE 2.6 m², SE 11 m², SW 5.8 m², NW 3.2 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Window types
- AUW-018-009 Aluminium Sliding Window DG 6ET/6Ar/6Clr: U-value 3.7, SHGC 0.5
- AUW-013-009 Aluminium Sliding Door DG 6ET/6Ar/6Clr: U-value 3.5, SHGC 0.5
- AUW-017-009 Aluminium Fixed Window DG 6ET/6Ar/6Clr: U-value 3, SHGC 0.56
- AWS-010-012 Aluminium Awning Window DG 6.38CPClr/8Ar/4Clr: U-value 4.1, SHGC 0.46
Window schedule
- Kitchen/Living/, window AUW-018-009: 1,800 × 2,400 mm facing SE
- Kitchen/Living/, window AUW-013-009: 2,100 × 2,400 mm facing SE
- Kitchen/Living/, window AUW-017-009: 600 × 2,400 mm facing SW
- Bath, window AUW-018-009: 1,200 × 800 mm facing NE
- Laundry, window AUW-013-009: 2,100 × 1,400 mm facing SW
- Bedroom 1/WIR, window AUW-018-009: 1,200 × 600 mm facing SW
- Bedroom 1/WIR, window AWS-010-012: 1,800 × 1,800 mm facing NW
- Ensuite, window AUW-018-009: 1,200 × 600 mm facing SW
- Bedroom 2/WIR, window AUW-018-009: 1,200 × 1,400 mm facing NE
- Bedroom 3, window AUW-018-009: 1,200 × 1,400 mm facing SE
Certificate 0013147517, issued 14 July 2026, from the council's DA documents. Verify this certificate
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