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3 Calca Crescent Forestville NSW 2087

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to 3.3 kW of solar panels and a 1,700 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 91 against 72.

Key features

Windows
21 windows and glazed doors
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R5, R6, roof Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Clarendon Homes.

BASIX certificate

Energy score
91 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-62
Heating load
19 MJ/m² a year
Cooling load
11 MJ/m² a year
Bedrooms
6
Conditioned floor area
311.5 m²
Unconditioned floor area
13.4 m²
Site area
697 m²
Roof area
307 m²
Garden area
370 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
3.3 kW
Rainwater tank
1,700 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 48.8 m², single glazing 33.4 m², double glazing 15.4 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 (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, particle board; frame: light steel frame (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: light steel frame (fibreglass batts or roll)
  • 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 (no added insulation)
  • 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 - concrete tiles , timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1766512S, issued 27 September 2024, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.2 (3.23)
Rated on
27 Sep 2024
Wall insulation
R2.5
Ceiling insulation
R5, R6
Floor insulation
R2.5, R2, R5
LED downlights
40
Living room glazing by direction
E 3.6 m², W 19.6 m²
All glazing by direction
N 4.3 m², E 16.7 m², S 2.3 m², W 25.6 m²

Roof

  • Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour

Window schedule

  • Kitchen/Family/ WID-104-020-003 D1: 2,400 × 3,200 mm facing W
  • Kitchen/Family/ WID-104-020-003 D2: 2,400 × 3,200 mm facing W
  • Kitchen/Family/ WID-102-005-002 W7: 2,000 × 2,100 mm facing W
  • WIP WID-106-003-002 W8: 715 × 1,810 mm facing S
  • Laundry WID-006-001-001 W9: 1,200 × 800 mm facing S
  • Study WID-102-005-002 W6: 600 × 1,500 mm facing N
  • Guest Ensuite WID-001-001-001 W5: 1,000 × 600 mm facing N
  • Guest/WIR WID-101-019-003 W3: 2,000 × 900 mm facing E
  • Guest/WIR WID-101-019-003 W4: 2,000 × 900 mm facing E
  • Living WID-101-019-003 W1: 2,000 × 900 mm facing E
  • Living WID-101-019-003 W2: 2,000 × 900 mm facing E
  • Leisure WID-101-019-003 W12: 1,000 × 2,400 mm facing E
  • Bedroom 2/WIR WID-102-005-002 W16: 1,000 × 2,100 mm facing W
  • Bedroom 3 WID-101-019-003 W13: 1,000 × 900 mm facing E
  • Bedroom 3 WID-101-019-003 W14: 1,000 × 2,600 mm facing E
  • Bedroom 4/WIR WID-102-005-002 W17: 1,000 × 2,100 mm facing W
  • Bedroom 5 WID-102-005-002 W15: 1,200 × 1,500 mm facing N
  • Bedroom 1/WIR WID-101-019-003 W10: 1,000 × 1,800 mm facing E
  • Bedroom 1/WIR WID-101-019-003 W11: 1,000 × 1,800 mm facing E
  • Ensuite WID-006-001-001 W18: 1,200 × 1,500 mm facing W
  • Bath WID-006-001-001 W15: 1,200 × 800 mm facing N

Certificate 0009779877, issued 27 September 2024, from the council's DA documents. Verify this certificate

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