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Home report
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35 Farrelly Avenue Cumbalum NSW 2478
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.4 stars out of 10. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 70 against 68 for energy and 58 against 40 for water.
Key features
- Windows
- 11 windows and glazed doors: Aluminium Awning Window SG 4Clr; Aluminium Sliding Door SG 4Clr; Aluminium Sliding Window SG 4Clr
- Wall insulation
- R2
- Roof and ceiling insulation
- Ceiling R3.5, roof Corrugated Iron Steel Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
- Hot water
- Electric heat pump with a performance of 26 to 30 STCs or better
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 70 (target 68)
- Water score
- 58 (target 40)
- Thermal performance
- Pass
- Materials score
- -61
- Heating load
- 4 MJ/m² a year
- Cooling load
- 37 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 156.7 m²
- Unconditioned floor area
- 13 m²
- Site area
- 800 m²
- Roof area
- 320 m²
- Garden area
- 255 m²
- Climate zone
- NatHERS climate zone 10
- Hot water
- Electric heat pump with a performance of 26 to 30 STCs or better
- Fixtures
- Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
- LED lighting
- Yes
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 34.6 m², single glazing 34.6 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 (fibreglass batts or roll)
- 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, light steel frame (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
Certificate 1841815S, issued 14 April 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 Apr 2026
- Wall insulation
- R2
- Ceiling insulation
- R3.5
- Floor insulation
- R2
- Living room glazing by direction
- N 11.6 m², W 5.7 m²
- All glazing by direction
- N 16.7 m², E 3.8 m², S 6.8 m², W 7.3 m²
Roof
- Corrugated Iron Steel Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
Window types
- A&L-001-004 Aluminium Awning Window SG 4Clr: U-value 5.8, SHGC 0.65
- A&L-012-004 Aluminium Sliding Door SG 4Clr: U-value 6.1, SHGC 0.72
- A&L-003-004 Aluminium Sliding Window SG 4Clr: U-value 6.1, SHGC 0.76
Window schedule
- ENS, window A&L-001-004: 1,800 × 900 mm facing W
- ENS, window A&L-001-004: 1,800 × 600 mm facing S
- Master Bed, window A&L-012-004: 2,100 × 2,400 mm facing N
- Kitchen/Living, window A&L-012-004: 2,100 × 2,700 mm facing W
- Kitchen/Living, window A&L-012-004: 2,100 × 2,700 mm facing N
- Kitchen/Living, window A&L-001-004: 1,800 × 900 mm facing N
- Living, window A&L-003-004: 1,800 × 2,400 mm facing N
- Bedroom 4, window A&L-001-004: 1,800 × 2,100 mm facing E
- Bedroom 2, window A&L-003-004: 1,200 × 1,800 mm facing S
- Bath, window A&L-003-004: 1,200 × 1,200 mm facing S
- Bedroom 3, window A&L-003-004: 1,200 × 1,800 mm facing S
Certificate 0012913802, issued 14 April 2026, from the council's DA documents. Verify this certificate
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