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Home report
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11 Ithaca Street Bateau Bay NSW 2261
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 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 and water targets, scoring 86 against 70 for energy and 41 against 40 for water.
Key features
- Windows
- 20 windows and glazed doors: Aluminium Sliding Window SG 6.38CPClr; Aluminium Hinged Door SG 6.38CPClr; Aluminium Sliding Door SG 6.38CPClr and 3 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
- Gas instantaneous with a performance of 6 stars
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 86 (target 70)
- Water score
- 41 (target 40)
- Thermal performance
- Pass
- Materials score
- -54
- Heating load
- 33 MJ/m² a year
- Cooling load
- 16 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 187.4 m²
- Unconditioned floor area
- 17.9 m²
- Site area
- 639 m²
- Roof area
- 282 m²
- Garden area
- 265 m²
- Climate zone
- NatHERS climate zone 15
- Hot water
- Gas instantaneous with a performance of 6 stars
- Solar panels
- 2 kW
- Rainwater tank
- 3,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Gas
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 39.2 m², single glazing 39.2 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: timber - H2 treated softwood. all external walls fibreglass batts or roll
- External garage wall: brick veneer; frame: timber - H2 treated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (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 1842940S, issued 21 April 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.1 stars
- Rated with
- BERS Pro v5.2.6 (3.23)
- Rated on
- 21 Apr 2026
- Wall insulation
- R2.5
- Ceiling insulation
- R6
- Floor insulation
- R2.5
- LED downlights
- 52
- Living room glazing by direction
- N 1.3 m², S 10 m², W 8.6 m²
- All glazing by direction
- N 7 m², E 6.8 m², S 16.7 m², W 8.6 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Window types
- AWS-001-019 Aluminium Sliding Window SG 6.38CPClr: U-value 4.5, SHGC 0.59
- AWS-018-018 Aluminium Hinged Door SG 6.38CPClr: U-value 4.4, SHGC 0.46
- AWS-024-016 Aluminium Sliding Door SG 6.38CPClr: U-value 4.5, SHGC 0.54
- VAN-004-003 Aluminium Louvre Window SG 6EVClr: U-value 4.7, SHGC 0.49
- AWS-068-003 Aluminium Fixed Window SG 6.38CPClr: U-value 4.4, SHGC 0.63
- AWS-059-007 Aluminium Awning Window SG 6.38CPClr: U-value 5.4, SHGC 0.5
Window schedule
- Garage, window AWS-001-019: 600 × 2,200 mm facing S
- Bed 4, window AWS-001-019: 1,200 × 2,000 mm facing S
- Entry, window AWS-018-018: 2,100 × 1,200 mm facing E
- Bed 1, window AWS-001-019: 1,200 × 2,200 mm facing S
- Kitchen/Living, window AWS-001-019: 1,800 × 1,800 mm facing S
- Kitchen/Living, window AWS-024-016: 2,100 × 3,200 mm facing S
- Kitchen/Living, window VAN-004-003: 1,800 × 600 mm facing W
- Kitchen/Living, window AWS-068-003: 1,800 × 1,200 mm facing W
- Kitchen/Living, window VAN-004-003: 1,800 × 600 mm facing W
- Kitchen/Living, window VAN-004-003: 1,800 × 600 mm facing W
- Kitchen/Living, window AWS-068-003: 1,800 × 1,200 mm facing W
- Kitchen/Living, window VAN-004-003: 1,800 × 600 mm facing W
- Kitchen/Living, window AWS-068-003: 600 × 2,200 mm facing N
- Bed 2, window AWS-001-019: 1,200 × 1,900 mm facing N
- WC, window AWS-001-019: 600 × 900 mm facing N
- Bath, window AWS-001-019: 600 × 1,200 mm facing N
- Media, window AWS-001-019: 1,200 × 1,800 mm facing N
- Media, window AWS-068-003: 1,800 × 600 mm facing E
- Bed 3, window AWS-059-007: 1,800 × 1,800 mm facing E
- Bed 3, window AWS-068-003: 600 × 600 mm facing S
Certificate 0012936704, issued 21 April 2026, from the council's DA documents. Verify this certificate
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