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3 Chester Avenue Baulkham Hills NSW 2153

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 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.

Key features

Windows
25 windows and glazed doors
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R2.5, R6, R3, 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
3-phase airconditioning (living area and bedroom)

Built by Wisdom Homes.

BASIX certificate

Energy score
72 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
17 MJ/m² a year
Cooling load
13 MJ/m² a year
Bedrooms
5
Conditioned floor area
259.2 m²
Unconditioned floor area
21.3 m²
Site area
696 m²
Roof area
240 m²
Garden area
381 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
1.5 kW
Rainwater tank
3,000 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 61.1 m², single glazing 20.9 m², double glazing 40.2 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (not specified)
  • Floor: above habitable rooms or mezzanine, particle board; frame: timber - H2 treated softwood (not specified)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (not specified)
  • Garage floor: concrete slab on ground, waffle pod slab (not specified)
  • External wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (not specified)
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - H2 treated softwood (ceiling: not specified; roof: not specified.)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)

Certificate 1785496S_02, issued 18 June 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.4 (3.23)
Rated on
28 Feb 2025
Wall insulation
R2.5
Ceiling insulation
R2.5, R6, R3
Floor insulation
R2.5
Living room glazing by direction
N 2.1 m², E 3.5 m², S 10.8 m², W 14.7 m²
All glazing by direction
N 5.4 m², E 13.2 m², S 20.7 m², W 21.8 m²

Roof

  • Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour

Window schedule

  • Home Office TND-002-021-001 W1: 2,035 × 850 mm facing E
  • Home Office TND-002-021-001 W2: 2,035 × 850 mm facing E
  • Home Office TND-002-021-001 W3: 2,035 × 850 mm facing E
  • Guest Bed TND-001-003-001 W4: 1,200 × 2,410 mm facing S
  • Ensuite 2 TND-001-001-001 W5: 1,030 × 730 mm facing S
  • Laundry TND-017-001-001 D2: 2,100 × 1,450 mm facing S
  • Kitchen/Leisure TND-001-023-001 W6: 2,035 × 2,650 mm facing S
  • Kitchen/Leisure TND-001-023-001 W7: 2,035 × 850 mm facing W
  • Kitchen/Leisure TND-017-015-001 D3: 2,340 × 3,250 mm facing W
  • Kitchen/Leisure TND-001-023-001 W8: 2,035 × 2,650 mm facing S
  • Kitchen/Leisure TND-001-023-001 W9: 2,035 × 2,650 mm facing W
  • Kitchen/Leisure TND-031-007-001 W10: 700 × 3,010 mm facing N
  • Butlers Pantry TND-001-023-001 W11: 1,370 × 1,030 mm facing N
  • Upper Lounge TND-002-021-001 W16: 2,035 × 850 mm facing E
  • Upper Lounge TND-002-021-001 W17: 2,035 × 850 mm facing E
  • Bed 3 TND-001-003-001 W18: 1,030 × 2,410 mm facing S
  • Ensuite 1 TND-001-001-001 W19: 1,030 × 730 mm facing S
  • WIR Master TND-001-003-001 W20: 1,200 × 610 mm facing W
  • Master Suite TND-001-003-001 W21: 1,200 × 2,650 mm facing W
  • Bed 2 TND-001-003-001 W22: 1,200 × 2,650 mm facing W
  • Bath TND-001-001-001 W23: 1,030 × 1,810 mm facing N
  • Bed 4 TND-002-003-001 W12: 1,200 × 850 mm facing E
  • Bed 4 TND-002-003-001 W13: 1,200 × 850 mm facing E
  • Hallway TND-002-021-001 W14: 1,200 × 850 mm facing E
  • Void TND-031-007-001 W15: 1,200 × 1,210 mm facing E

Certificate 0011753985, issued 28 February 2025, from the council's DA documents. Verify this certificate

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