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Home report
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33 Ridgeway Drive Orchard Hills NSW 2748
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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 3.2 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 target, scoring 100 against 70.
Key features
- Windows
- 21 windows and glazed doors: Timber A SG Clear; Aluminium Sliding Window DG 4Clr/12Ar/4PbG; Aluminium Sliding Door DG 4Clr/10Ar/4PbAs2 and 6 more types
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R6, R2.5, R4, roof Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
- Hot water
- Electric boosted solar with a performance of 21 to 25 STCs or better
- Air conditioning and heating
- 3-phase airconditioning (living area and bedroom)
Built by Eden Brae Holdings.
BASIX certificate
- Energy score
- 100 (target 70)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -96
- Heating load
- 45 MJ/m² a year
- Cooling load
- 15 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 177.7 m²
- Unconditioned floor area
- 16.1 m²
- Site area
- 300 m²
- Roof area
- 179 m²
- Garden area
- 119 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Electric boosted solar with a performance of 21 to 25 STCs or better
- Solar panels
- 3.2 kW
- Rainwater tank
- 3,000 litres
- Fixtures
- Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
- LED lighting
- Yes
- Cooktop
- Induction
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 42 m², timber frames 1.7 m², single glazing 9.8 m², double glazing 33.9 m²
Heating
- Living area: 3-phase airconditioning; Energy rating: EER 3.5 - 4.0
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.5 - 4.0
Cooling
- Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
Construction and insulation
- Floor: concrete slab on ground, waffle pod slab (no added insulation)
- Floor: suspended floor above open subfloor, particle board; frame: light steel frame (not specified)
- Floor: above habitable rooms or mezzanine, particle board; frame: light steel frame (not specified)
- Floor: suspended floor above garage, particle board; frame: light steel frame (not specified)
- Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
- External wall: brick veneer; frame: light steel frame (not specified)
- External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (not specified)
- Internal wall: plasterboard; frame: light steel frame (no added insulation)
- Internal wall: plasterboard; frame: light steel frame (not specified)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)
Certificate 1821675S, issued 13 November 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 7 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 13 Nov 2025
- Wall insulation
- R2.5
- Ceiling insulation
- R6, R2.5, R4
- Floor insulation
- R2.5, R2, R4
- Living room glazing by direction
- NE 8.2 m², SE 1.5 m², NW 6.3 m²
- All glazing by direction
- NE 11.8 m², SE 8.6 m², SW 8 m², NW 15.2 m²
Roof
- Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
- Corrugated Iron Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
Window types
- TIM-001-01 W Timber A SG Clear: U-value 5.4, SHGC 0.56
- STG-006-339 Aluminium Sliding Window DG 4Clr/12Ar/4PbG: U-value 3.6, SHGC 0.56
- STG-121-003 Aluminium Sliding Door DG 4Clr/10Ar/4PbAs2: U-value 2.6, SHGC 0.49
- STG-078-301 Aluminium Fixed Window DG 4Clr/10Ar/4Clr: U-value 3.2, SHGC 0.7
- STG-005-002 Aluminium Sliding Door SG 5Clr: U-value 6.2, SHGC 0.72
- STG-002-003 Aluminium Awning Window SG 5Clr: U-value 6.4, SHGC 0.63
- STG-120-002 Aluminium Awning Window DG 4Clr/12Ar/4PbAs2: U-value 2.8, SHGC 0.45
- STG-007-003 Aluminium Sliding Window SG 5Clr: U-value 6.3, SHGC 0.71
- STG-078-337 Aluminium Fixed Window DG 4Clr/12Ar/4PbAs2: U-value 2.2, SHGC 0.53
Window schedule
- Kitchen/Living, window STG-006-339: 1,500 × 2,100 mm facing NW
- Kitchen/Living, window STG-121-003: 2,200 × 2,300 mm facing NE
- Kitchen/Living, window STG-006-339: 1,500 × 2,100 mm facing NW
- Kitchen/Living, window STG-006-339: 1,500 × 2,100 mm facing NE
- Kitchen/Living, window STG-078-301: 700 × 2,100 mm facing SE
- LDRY, window STG-005-002: 2,200 × 1,500 mm facing NW
- PDR, window STG-002-003: 1,500 × 600 mm facing NW
- GUEST, window STG-006-339: 1,300 × 1,800 mm facing SE
- ENT/SITTING/ST, window TIM-001-01 W: 2,100 × 820 mm facing SW
- ENT/SITTING/ST, window STG-120-002: 1,800 × 600 mm facing SW
- Bedroom 2, window STG-006-339: 1,000 × 1,800 mm facing NE
- Bedroom 3, window STG-006-339: 1,000 × 1,800 mm facing NE
- BATH, window STG-007-003: 1,500 × 1,400 mm facing SE
- Bedroom 4, window STG-006-339: 1,500 × 1,200 mm facing SE
- WC, window STG-002-003: 1,500 × 600 mm facing NW
- Bedroom 1, window STG-121-003: 2,100 × 1,800 mm facing SW
- Bedroom 1, window STG-120-002: 1,200 × 600 mm facing SW
- ENS, window STG-002-003: 1,500 × 600 mm facing SE
- GAMES ROOM/ ST, window STG-078-337: 600 × 2,400 mm facing NW
- GAMES ROOM/ ST, window STG-006-339: 1,000 × 2,400 mm facing NW
- VOID, window STG-078-337: 1,200 × 600 mm facing SW
Certificate 0012378402, issued 13 November 2025, from the council's DA documents. Verify this certificate
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