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Home report
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42 Gwendolen Avenue Umina Beach NSW 2257
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.2 stars out of 10. It beat its BASIX energy target, scoring 72 against 70.
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
- 72 (target 70)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -36
- Site area
- 696.8 m²
- Roof area
- 342.7 m²
- Climate zone
- NatHERS climate zone 15
- Clothes line
- Yes
Certificate 1820017M, issued 3 November 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.2 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 03 Nov 2025
Certificate 0012349540, issued 3 November 2025, from the council's DA documents. Verify this certificate
Other certificates for this address
NatHERS certificate, certificate 0012349536, issued 3 November 2025
NatHERS certificate
- Star rating
- 7.2 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 03 Nov 2025
- Wall insulation
- R2.7
- Ceiling insulation
- R5, R3
- Floor insulation
- R2.7
- LED downlights
- 8
- Living room glazing by direction
- N 4 m², E 5.7 m²
- All glazing by direction
- N 5 m², E 7.8 m², S 3.2 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Window types
- ALS-034-012 Aluminium Sliding Window SG 6.38CPClr: U-value 4.4, SHGC 0.6
- ALS-019-003 Aluminium Sliding Door SG 6.38CPClr: U-value 4.2, SHGC 0.56
- ALS-022-007 Aluminium Louvre Window SG 6LE: U-value 4.5, SHGC 0.53
Window schedule
- Kitchen/Living, window ALS-034-012: 600 × 1,800 mm facing N
- Kitchen/Living, window ALS-034-012: 1,200 × 2,400 mm facing N
- Kitchen/Living, window ALS-019-003: 2,100 × 2,700 mm facing E
- Bedroom 1, window ALS-034-012: 600 × 1,800 mm facing S
- Bedroom 1, window ALS-034-012: 1,200 × 1,800 mm facing E
- Bedroom 2, window ALS-034-012: 1,200 × 1,800 mm facing S
- Bath, window ALS-022-007: 1,800 × 600 mm facing N
Certificate 0012349536, issued 3 November 2025, from the council's DA documents. Verify this certificate
NatHERS certificate, certificate 0012349528, issued 3 November 2025
NatHERS certificate
- Star rating
- 7.1 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 03 Nov 2025
- Wall insulation
- R2.7
- Ceiling insulation
- R5, R3
- Floor insulation
- R2.7, R2, R3
- LED downlights
- 32
- Living room glazing by direction
- N 4.9 m², E 17.2 m², S 12.9 m², W 1.8 m²
- All glazing by direction
- N 10.6 m², E 20.5 m², S 16 m², W 13.5 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Window types
- ALS-090-001 Aluminium Sliding Window DG LB ClrSI 6.38/8/4: U-value 3.1, SHGC 0.46
- ALS-025-012 Aluminium Awning Window DG LB ClrSI 6.38/8/4: U-value 3.4, SHGC 0.42
- ALS-028-012 Aluminium Fixed Window DG LB ClrSI 6.38/8/4: U-value 2.3, SHGC 0.5
- ALS-022-007 Aluminium Louvre Window SG 6LE: U-value 4.5, SHGC 0.53
- ALS-121-002 Aluminium Sliding Door DG LB ClrSI 6.38/12/6: U-value 3, SHGC 0.47
Window schedule
- Garage, window ALS-090-001: 600 × 1,800 mm facing W
- Entry/Living, window ALS-025-012: 1,800 × 900 mm facing N
- Entry/Living, window ALS-025-012: 1,800 × 900 mm facing N
- Entry/Living, window ALS-025-012: 1,800 × 900 mm facing N
- Kitchen/Living, window ALS-028-012: 900 × 1,170 mm facing S
- Kitchen/Living, window ALS-022-007: 900 × 740 mm facing S
- Kitchen/Living, window ALS-022-007: 900 × 740 mm facing S
- Kitchen/Living, window ALS-028-012: 690 × 2,650 mm facing S
- Kitchen/Living, window ALS-028-012: 600 × 3,000 mm facing W
- Kitchen/Living, window ALS-022-007: 2,400 × 900 mm facing E
- Kitchen/Living, window ALS-022-007: 2,400 × 900 mm facing E
- Kitchen/Living, window ALS-121-002: 2,400 × 3,600 mm facing S
- Kitchen/Living, window ALS-121-002: 2,400 × 3,600 mm facing E
- Pantry, window ALS-028-012: 600 × 1,800 mm facing W
- Study, window ALS-090-001: 1,000 × 1,800 mm facing E
- Laundry, window ALS-121-002: 2,100 × 1,600 mm facing W
- Rumpus, window ALS-028-012: 900 × 1,170 mm facing E
- Rumpus, window ALS-022-007: 900 × 740 mm facing E
- Rumpus, window ALS-022-007: 900 × 740 mm facing E
- Rumpus, window ALS-028-012: 1,000 × 1,800 mm facing E
- Bedroom 1, window ALS-022-007: 1,500 × 900 mm facing W
- Bedroom 1, window ALS-022-007: 1,500 × 800 mm facing N
- Bedroom 1, window ALS-028-012: 1,500 × 800 mm facing N
- Bedroom 1, window ALS-022-007: 1,500 × 900 mm facing N
- Bedroom 2, window ALS-028-012: 600 × 1,170 mm facing S
- Bedroom 2, window ALS-022-007: 600 × 740 mm facing S
- Bedroom 2, window ALS-022-007: 600 × 740 mm facing S
- Bedroom 2, window ALS-022-007: 600 × 740 mm facing E
- Bedroom 2, window ALS-022-007: 600 × 740 mm facing E
- Bedroom 2, window ALS-028-012: 600 × 1,170 mm facing E
- Bedroom 3, window ALS-028-012: 600 × 1,170 mm facing S
- Bedroom 3, window ALS-022-007: 600 × 740 mm facing S
- Bedroom 3, window ALS-022-007: 600 × 740 mm facing S
- Bedroom 3, window ALS-022-007: 600 × 740 mm facing W
- Bedroom 3, window ALS-022-007: 600 × 740 mm facing W
- Bedroom 3, window ALS-028-012: 600 × 1,170 mm facing W
- Bedroom 4, window ALS-028-012: 600 × 1,170 mm facing W
- Bedroom 4, window ALS-022-007: 600 × 740 mm facing W
- Bedroom 4, window ALS-022-007: 600 × 740 mm facing W
- WIR, window ALS-022-007: 1,500 × 600 mm facing N
- ENS, window ALS-028-012: 600 × 900 mm facing N
- ENS, window ALS-022-007: 600 × 900 mm facing N
- Bath, window ALS-022-007: 1,800 × 900 mm facing W
Certificate 0012349528, issued 3 November 2025, from the council's DA documents. Verify this certificate
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