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122 Alstonvale Road Alstonvale NSW 2477

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to a 2,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 73 against 68 for energy and 44 against 40 for water.

Key features

Wall insulation
Solar absorptance < 0.48
Hot water
Electric boosted solar with a performance of 31 to 35 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
73 (target 68)
Water score
44 (target 40)
Thermal performance
Pass
Materials score
26
Bedrooms
5
Conditioned floor area
174.6 m²
Unconditioned floor area
14.3 m²
Site area
148,100 m²
Roof area
189 m²
Garden area
100 m²
Hot water
Electric boosted solar with a performance of 31 to 35 STCs or better
Rainwater tank
2,000 litres
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes

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: suspended floor above open subfloor, hard wood; frame: laminated veneer lumber (LVL) (no added insulation)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood. all external walls 2.70 (or 3.20 including construction);fibreglass batts or roll + reflective foil in the cavity nil wall colour: Light (solar absorptance < 0.48)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)

Certificate 1777271S_02, issued 23 April 2025, from the council's DA documents.

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