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5 Hambledon Avenue Baulkham Hills NSW 2153

BASIX certificate and NatHERS rating

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This home's BASIX certificate commits it to a 1,300 litre rainwater tank. It beat its BASIX energy target, scoring 70 against 68.

Key features

Windows
Up to aluminium frames 20.2 m², single glazing 20.2 m²
Wall insulation
Not specified
Roof and ceiling insulation
Ceiling: not specified; roof: not specified
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating
1-phase airconditioning, non ducted (living area and bedroom)

BASIX certificate

Energy score
70 (target 68)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-82
Heating load
15 MJ/m² a year
Cooling load
12 MJ/m² a year
Bedrooms
2
Conditioned floor area
59 m²
Site area
699 m²
Roof area
110 m²
Garden area
40 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Rainwater tank
1,300 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Maximum glazing
aluminium frames 20.2 m², single glazing 20.2 m²

Heating

  • Living area: 1-phase airconditioning - non ducted; Energy rating: 3 star (average zone)
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 3 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - non ducted; Energy rating: 3 star (average zone)
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 3 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (not specified)
  • External wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • External wall: framed (solid or reconstituted timber weatherboard); 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 - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)

Certificate 1808725S_02, issued 27 January 2026, from the council's DA documents.

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