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4 Ashgrove Road Gables NSW 2765

BASIX certificate and NatHERS rating

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This home's BASIX certificate commits it to 1 kW of solar panels. It beat its BASIX energy and water targets, scoring 71 against 70 for energy and 48 against 40 for water.

Key features

Windows
Up to aluminium frames 50.4 m², single glazing 50.4 m²
Wall insulation
Fibreglass batts or roll+ foil/sarking
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Rt Building Co.

BASIX certificate

Energy score
71 (target 70)
Water score
48 (target 40)
Thermal performance
Pass
Materials score
-28
Heating load
29 MJ/m² a year
Cooling load
31 MJ/m² a year
Bedrooms
5
Conditioned floor area
274 m²
Unconditioned floor area
24 m²
Site area
468 m²
Roof area
260 m²
Garden area
162 m²
Climate zone
NatHERS climate zone 28
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
1 kW
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 50.4 m², single glazing 50.4 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, conventional slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, treated softwood; frame: timber - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (no added insulation)
  • 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 1804685S, issued 17 July 2025, from the council's DA documents.

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