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203 Mitchell Parade Mollymook Beach NSW 2539

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 6.54 kW of solar panels and a 2,500 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 92 against 69.

Key features

Windows
21 windows and glazed doors: Aluminium B SG Clear; Timber A SG Clear; Aluminium B DG Argon Fill High Solar Gain low-E and 1 more types
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R5, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light 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 White Sands.

BASIX certificate

Energy score
92 (target 69)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-24
Heating load
42 MJ/m² a year
Cooling load
18 MJ/m² a year
Bedrooms
3
Conditioned floor area
151.7 m²
Unconditioned floor area
11.8 m²
Site area
607 m²
Roof area
311 m²
Garden area
220 m²
Climate zone
NatHERS climate zone 18
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
6.54 kW
Rainwater tank
2,500 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 4 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 41.1 m², timber frames 2.4 m², single glazing 4.6 m², double glazing 38.9 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (no added insulation)
  • Floor: suspended floor above enclosed subfloor, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • 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 (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1806712S, issued 1 August 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
BERS Pro v5.2.3 (3.23)
Rated on
01 Aug 2025
Wall insulation
R2.5
Ceiling insulation
R5
Floor insulation
R2.5, R2, R5
LED downlights
28
Living room glazing by direction
N 2.2 m², E 16.8 m²
All glazing by direction
N 10.2 m², E 23.3 m², S 5.7 m², W 6.5 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour

Window types

  • ALM-002-01 A Aluminium B SG Clear: U-value 6.7, SHGC 0.7
  • TIM-001-01 W Timber A SG Clear: U-value 5.4, SHGC 0.56
  • ALM-006-03 A Aluminium B DG Argon Fill High Solar Gain low-E: U-value 4.1, SHGC 0.52
  • CMP-006-03 I Composite B DG Argon Fill High Solar Gain low-E: U-value 3.2, SHGC 0.49

Window schedule

  • Garage 1, window ALM-002-01 A: 600 × 1,810 mm facing S
  • Garage 1, window ALM-002-01 A: 600 × 1,810 mm facing S
  • Foyer/pwd, window TIM-001-01 W: 1,800 × 245 mm facing W
  • Foyer/pwd, window ALM-006-03 A: 850 × 1,580 mm facing W
  • Bed 2, window ALM-006-03 A: 1,740 × 700 mm facing W
  • Bed 2, window ALM-006-03 A: 1,740 × 700 mm facing W
  • Bed 2, window ALM-006-03 A: 860 × 2,650 mm facing W
  • Bed 2, window ALM-006-03 A: 1,800 × 2,170 mm facing N
  • Bath, window ALM-006-03 A: 1,460 × 850 mm facing N
  • Ens, window ALM-006-03 A: 860 × 1,210 mm facing N
  • Bed 1, window ALM-006-03 A: 860 × 2,170 mm facing N
  • Bed 1, window ALM-006-03 A: 2,400 × 2,688 mm facing E
  • Kitchen/Living1, window CMP-006-03 I: 1,460 × 1,810 mm facing E
  • Kitchen/Living1, window CMP-006-03 I: 2,400 × 3,584 mm facing E
  • Kitchen/Living1, window CMP-006-03 I: 1,460 × 850 mm facing E
  • Kitchen/Living1, window CMP-006-03 I: 1,414 × 1,810 mm facing E
  • Kitchen/Living1, window CMP-006-03 I: 500 × 3,584 mm facing E
  • Kitchen/Living1, window CMP-006-03 I: 600 × 1,810 mm facing N
  • Kitchen/Living1, window CMP-006-03 I: 600 × 1,810 mm facing N
  • Bed 3, window ALM-006-03 A: 860 × 1,810 mm facing S
  • Laundry, window TIM-001-01 W: 2,140 × 900 mm facing S

Certificate 0012094819, issued 1 August 2025, from the council's DA documents. Verify this certificate

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