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107 Australia Avenue Umina Beach NSW 2257

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to 5 kW of solar panels and a 3,000 litre rainwater tank. It beat its BASIX energy target, scoring 100 against 70.

Key features

Windows
Up to aluminium frames 41 m², timber frames 2.7 m², single glazing 17.1 m², double glazing 26.6 m²
Wall insulation
All external walls fibreglass batts or roll+ foil/sarking
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Carl Edwards Constructions.

BASIX certificate

Energy score
100 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
9
Heating load
34 MJ/m² a year
Cooling load
17 MJ/m² a year
Bedrooms
4
Conditioned floor area
197.3 m²
Unconditioned floor area
20.2 m²
Site area
531 m²
Roof area
198 m²
Garden area
200 m²
Climate zone
NatHERS climate zone 15
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Solar panels
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
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 41 m², timber frames 2.7 m², single glazing 17.1 m², double glazing 26.6 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)
  • Floor: suspended floor above open subfloor, treated softwood; frame: timber - untreated softwood (no added insulation)
  • Floor: above habitable rooms or mezzanine, treated softwood; frame: timber - untreated softwood (no added insulation)
  • Floor: suspended floor above garage, treated softwood; frame: timber - untreated softwood (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - untreated softwood. all external walls fibreglass batts or roll+ foil/sarking
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1732700S_02, issued 22 January 2024, from the council's DA documents.

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