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821 The Northern Road Cranebrook NSW 2749

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to 12 kW of solar panels and a 100,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 94 against 70 for energy and 51 against 40 for water.

Key features

Windows
Up to aluminium frames 86.9 m², timber frames 3.8 m², single glazing 67.3 m², double glazing 23.4 m²
Wall insulation
All external walls fibreglass batts or roll
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
94 (target 70)
Water score
51 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
42 MJ/m² a year
Cooling load
17 MJ/m² a year
Bedrooms
5
Conditioned floor area
440.5 m²
Unconditioned floor area
24.2 m²
Site area
20,001 m²
Roof area
776 m²
Garden area
500 m²
Climate zone
NatHERS climate zone 28
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
12 kW
Rainwater tank
100,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 86.9 m², timber frames 3.8 m², single glazing 67.3 m², double glazing 23.4 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 (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1815525S, issued 2 October 2025, from the council's DA documents.

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