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6 The Circle Bilgola Plateau NSW 2107

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.3 stars out of 10. Its BASIX certificate commits it to 1.5 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 73 against 72 for energy and 41 against 40 for water.

Key features

Windows
13 windows and glazed doors: VELUX FS - Fixed Skylight DG 3mm LoE 366 / 10.5mm Argon Gap / 3mm Clear
Wall insulation
R2.5, R5.8
Roof and ceiling insulation
Ceiling R4, roof Concrete No Insulation, Only an Air Gap, 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
73 (target 72)
Water score
41 (target 40)
Thermal performance
Pass
Materials score
-85
Heating load
12 MJ/m² a year
Cooling load
15 MJ/m² a year
Bedrooms
5
Conditioned floor area
284 m²
Unconditioned floor area
12 m²
Site area
756 m²
Roof area
212 m²
Garden area
458 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Solar panels
1.5 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 113 m², single glazing 10 m², double glazing 103 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0

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, conventional slab (foil-foam composite board)
  • Floor: suspended floor above open subfloor, concrete - suspended; frame: no frame (no added insulation)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: timber - H2 treated softwood (no added insulation)
  • Garage floor: concrete slab on ground (not specified)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (rockwool batts, roll or pump-in)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (rockwool batts, roll or pump-in)
  • External wall: concrete panel/plasterboard; frame: timber - H2 treated softwood (rockwool batts, roll or pump-in)
  • External garage wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: rockwool batts, roll or pump-in; roof: foil backed blanket.)
  • Ceiling and roof: flat ceiling / flat roof, concrete - plasterboard internal, timber - H2 treated softwood (ceiling: foil-foam composite board; roof: none.)

Certificate 1756890S, issued 23 July 2024, from the council's DA documents.

NatHERS certificate

Star rating
7.3 stars
Rated with
BERS Pro v5.1.7 (3.22)
Rated on
23 Jul 2024
Wall insulation
R2.5, R5.8
Ceiling insulation
R4
Floor insulation
R2.5, R5.8, R2.3
LED downlights
126
Living room glazing by direction
N 7.3 m², E 53.5 m², S 5.7 m², W 0.8 m²
All glazing by direction
N 19.5 m², E 66.2 m², S 5.7 m², W 2.6 m²

Roof

  • Concrete No Insulation, Only an Air Gap, light colour
  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, Anti-glare Up R1.8, light colour

Window types

  • VEL-011-02 W VELUX FS - Fixed Skylight DG 3mm LoE 366 / 10.5mm Argon Gap / 3mm Clear: U-value 2.7, SHGC 0.24

Window schedule

  • Bedroom 2 FIB-004-02 W W15: 400 × 4,300 mm facing W
  • Rumpus ALM-001-03 A W17: 2,700 × 900 mm facing N
  • Rumpus FIB-004-02 W W19: 2,700 × 9,900 mm facing E
  • Bath2 ALM-001-03 A W10: 2,400 × 900 mm facing N
  • Kitchen/Living 1 FIB-004-02 W W8: 2,700 × 900 mm facing N
  • Kitchen/Living 1 FIB-004-02 W W9: 2,700 × 900 mm facing N
  • Kitchen/Living 1 FIB-004-02 W W11: 2,700 × 9,900 mm facing E
  • Kitchen/Living 1 FIB-004-02 W W12: 500 × 6,100 mm facing S
  • Kitchen/Living 1 ALM-001-03 A W34: 2,400 × 1,100 mm facing S
  • Kitchen/Living 1 FIB-004-02 W W23: 400 × 2,100 mm facing W
  • master Bedroom FIB-004-02 W W26: 2,500 × 4,000 mm facing N
  • master Bedroom FIB-004-02 W W27: 2,500 × 4,000 mm facing E
  • Garage 1 FIB-004-02 W W24: 2,700 × 1,000 mm facing E

Certificate 0009643123-01, issued 23 July 2024, from the council's DA documents. Verify this certificate

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