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Home report
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26 Windrow Avenue Cumbalum NSW 2478
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 4.9 stars out of 10. Its BASIX certificate commits it to 6 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 81 against 50 for energy and 54 against 40 for water.
Key features
- Windows
- 25 windows and glazed doors: Aluminium Fixed Window SG 6EA; Aluminium Louvre Window SG 6ET; Aluminium Sliding Door SG 4ET and 4 more types
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R4, R5, roof Corrugated Iron Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
- Hot water
- Electric storage
- Air conditioning and heating
- Ceiling fans (living area); 1-phase airconditioning (bedroom)
Built by Perry Homes.
BASIX certificate
- Energy score
- 81 (target 50)
- Water score
- 54 (target 40)
- Thermal performance
- Pass
- Bedrooms
- 4
- Conditioned floor area
- 296.5 m²
- Unconditioned floor area
- 21.5 m²
- Site area
- 781 m²
- Roof area
- 365 m²
- Garden area
- 205 m²
- Hot water
- Electric storage
- Solar panels
- 6 kW
- Rainwater tank
- 2,000 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
Heating
- Bedroom: 1-phase airconditioning; Energy rating: 2.5 star (hot zone)
Cooling
- Living area: ceiling fans; Energy rating: n/a
- Bedroom: 1-phase airconditioning; Energy rating: 2.5 star (hot zone)
Construction and insulation
- Floor - concrete slab on ground, 164 square metres (no added insulation)
- Floor - above habitable rooms or mezzanine, 154 square metres, framed (no added insulation)
- Floor - suspended floor above garage, framed (no added insulation)
- Internal wall shared with garage - plasterboard (no added insulation)
Certificate 1379521S_02, issued 21 November 2023, from the council's DA documents.
NatHERS certificate
- Star rating
- 4.9 stars
- Rated with
- BERS Pro v5.2.4 (3.23)
- Rated on
- 03 Jul 2025
- Wall insulation
- R2.5
- Ceiling insulation
- R4, R5
- Floor insulation
- R2.5, R2, R4
- LED downlights
- 40
- Living room glazing by direction
- E 9.7 m², S 7.5 m², W 9.7 m²
- All glazing by direction
- N 12.1 m², E 41.6 m², S 11.9 m², W 14.1 m²
Roof
- Corrugated Iron Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
Window types
- TND-032-002 Aluminium Fixed Window SG 6EA: U-value 4.3, SHGC 0.61
- BRZ-009-003 Aluminium Louvre Window SG 6ET: U-value 5.5, SHGC 0.53
- TND-017-034 Aluminium Sliding Door SG 4ET: U-value 4.6, SHGC 0.63
- TND-022-005 Aluminium Bifold Door SG 6Pb: U-value 4.5, SHGC 0.49
- TND-017-001 Aluminium Sliding Door SG 4Clr: U-value 6.4, SHGC 0.73
- TND-001-001 Aluminium Sliding Window SG 3Clr: U-value 6.5, SHGC 0.73
- TND-001-003 Aluminium Sliding Window SG 4EA: U-value 5.1, SHGC 0.52
Window schedule
- B.P'TRY, window TND-032-002: 700 × 1,500 mm facing S
- Kitchen/Living, window BRZ-009-003: 1,800 × 900 mm facing W
- Kitchen/Living, window TND-017-034: 2,100 × 2,139 mm facing W
- Kitchen/Living, window TND-017-034: 2,100 × 1,193 mm facing S
- Kitchen/Living, window TND-022-005: 1,200 × 1,800 mm facing E
- Garage, window TND-017-001: 2,100 × 1,570 mm facing S
- PDR, window TND-001-001: 300 × 1,200 mm facing E
- Activity, window TND-001-003: 1,800 × 2,100 mm facing N
- Activity, window TND-017-034: 2,100 × 2,139 mm facing E
- Bedroom 2, window TND-001-003: 600 × 2,700 mm facing W
- Bedroom 4, window TND-001-003: 2,055 × 3,010 mm facing E
- WC, window TND-001-001: 900 × 600 mm facing W
- Bath, window TND-001-001: 400 × 1,500 mm facing W
- Bedroom 3, window TND-001-003: 600 × 2,700 mm facing W
- Lounge, window TND-001-003: 1,200 × 3,010 mm facing W
- ENS, window TND-001-001: 1,800 × 1,800 mm facing E
- ENS, window TND-001-001: 1,200 × 600 mm facing E
- Bedroom 1, window BRZ-009-003: 2,100 × 1,200 mm facing N
- Bedroom 1, window TND-017-034: 2,100 × 2,139 mm facing N
- Bedroom 1, window TND-001-003: 2,055 × 3,010 mm facing E
- WIR, window TND-001-003: 900 × 1,500 mm facing N
- Void/Stiars, window TND-032-002: 2,100 × 3,600 mm facing E
- Void/Stiars, window TND-032-002: 2,100 × 1,500 mm facing E
- Family, window TND-017-034: 2,100 × 3,579 mm facing E
- Family, window TND-017-034: 2,100 × 2,386 mm facing S
Certificate 0012026548, issued 3 July 2025, from the council's DA documents. Verify this certificate
Other certificates for this address
BASIX certificate (multi dwelling), certificate 1802714M, issued 4 July 2025
BASIX certificate (multi dwelling)
This BASIX certificate covers more than one dwelling on the lot, such as a house and a granny flat, so some of its numbers are for the whole development.
- Energy score
- 90 (target 68)
- Water score
- 48 (target 40)
- Thermal performance
- Pass
- Materials score
- -67
- Site area
- 780.5 m²
- Roof area
- 300 m²
- Climate zone
- NatHERS climate zone 10
- Clothes line
- Yes
Certificate 1802714M, issued 4 July 2025, from the council's DA documents.
NatHERS certificate, certificate 0012026550, issued 3 July 2025
NatHERS certificate
- Star rating
- 5.1 stars
- Rated with
- BERS Pro v5.2.4 (3.23)
- Rated on
- 03 Jul 2025
Certificate 0012026550, issued 3 July 2025, from the council's DA documents. Verify this certificate
BASIX certificate, certificate 1379521S, issued 24 March 2023
BASIX certificate
- Energy score
- 81 (target 50)
- Water score
- 54 (target 40)
- Thermal performance
- Pass
- Bedrooms
- 4
- Conditioned floor area
- 296.5 m²
- Unconditioned floor area
- 21.5 m²
- Site area
- 781 m²
- Roof area
- 363 m²
- Garden area
- 205 m²
- Hot water
- Electric storage
- Solar panels
- 6 kW
- Rainwater tank
- 2,000 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
- Glazing by direction
- N 20.5 m², E 6 m², S 4.3 m², W 4.8 m²
Heating
- Bedroom: 1-phase airconditioning; Energy rating: 2.5 star (hot zone)
Cooling
- Living area: ceiling fans; Energy rating: n/a
- Bedroom: 1-phase airconditioning; Energy rating: 2.5 star (hot zone)
Construction and insulation
- Floor - concrete slab on ground, 164 square metres (no added insulation)
- Floor - above habitable rooms or mezzanine, 154 square metres, framed (no added insulation)
- Floor - suspended floor above garage, framed (no added insulation)
- Internal wall shared with garage - plasterboard (no added insulation)
Window schedule
- W10: 1,771 × 800 mm facing N
- W11: 1,771 × 800 mm facing N
- W12: 1,200 × 940 mm facing N
- D1: 2,400 × 1,720 mm facing N
- D11: 2,100 × 2,610 mm facing N
- D12: 2,100 × 2,610 mm facing N
- W15: 800 × 1,800 mm facing N
- W07: 1,475 × 2,500 mm facing E
- D7: 2,400 × 980 mm facing E
- W3: 1,200 × 940 mm facing S
- W6: 651 × 900 mm facing S
- W14: 1,211 × 1,800 mm facing S
- W19: 511 × 750 mm facing S
- W2: 1,351 × 600 mm facing W
- W13: 600 × 1,810 mm facing W
- W16: 511 × 1,500 mm facing W
- D3: 2,400 × 880 mm facing W
Certificate 1379521S, issued 24 March 2023, from the council's DA documents.
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