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24 Mulheron Avenue Baulkham Hills NSW 2153

BASIX certificate and NatHERS rating

Finding the block on the map…

This home's BASIX certificate commits it to 3.2 kW of solar panels and a 3,000 litre rainwater tank. It beat its BASIX energy target, scoring 97 against 72.

Key features

Windows
Up to aluminium frames 68.3 m², single glazing 4 m², double glazing 64.3 m²
Wall insulation
All external walls not specified
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil/sarking
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

Built by Eden Brae Holdings.

BASIX certificate

Energy score
97 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-77
Heating load
18 MJ/m² a year
Cooling load
12 MJ/m² a year
Bedrooms
5
Conditioned floor area
237 m²
Unconditioned floor area
15 m²
Site area
702 m²
Roof area
248 m²
Garden area
400 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
3.2 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 68.3 m², single glazing 4 m², double glazing 64.3 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.5 - 4.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.5 - 4.0

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; 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, particle board; frame: light steel frame (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: light steel frame (not specified)
  • Floor: suspended floor above garage, particle board; frame: light steel frame (not specified)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: light steel frame. all external walls not specified
  • External garage wall: brick veneer; frame: light steel frame (no added insulation)
  • Internal wall: plasterboard; frame: light steel frame (no added insulation)
  • Internal wall: plasterboard; frame: light steel frame (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1800789S_02, issued 29 August 2025, from the council's DA documents.

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