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100 Hilltop Road Avalon Beach NSW 2107

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to 3 kW of solar panels and a 3,500 litre rainwater tank. It beat its BASIX energy and water targets, scoring 84 against 72 for energy and 42 against 40 for water.

Key features

Windows
Up to aluminium frames 64.5 m², single glazing 3.8 m², double glazing 60.7 m²
Wall insulation
Fibreglass batts or roll; No added insulation
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket; Ceiling: fibreglass batts or roll; roof: foil/sarking
Hot water
Electric storage
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
84 (target 72)
Water score
42 (target 40)
Thermal performance
Pass
Materials score
-81
Heating load
19 MJ/m² a year
Cooling load
8 MJ/m² a year
Bedrooms
4
Conditioned floor area
231 m²
Unconditioned floor area
3 m²
Site area
1,000 m²
Roof area
197 m²
Garden area
615 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric storage
Solar panels
3 kW
Rainwater tank
3,500 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 64.5 m², single glazing 3.8 m², double glazing 60.7 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: suspended floor above open subfloor, concrete - suspended; frame: no frame (polystyrene)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: no frame (no added insulation)
  • External wall: reverse brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External wall: concrete block/plasterboard; frame: no frame (no added insulation)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Internal wall: single skin masonry; 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.)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
  • Ceiling and roof: flat ceiling / flat roof, concrete - plasterboard internal, no frame (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1757573S_03, issued 30 July 2025, from the council's DA documents.

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