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21 Wyldwood Crescent Baulkham Hills NSW 2153

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.6 stars out of 10. Its BASIX certificate commits it to 6.65 kW of solar panels and a 4,990 litre rainwater tank. It beat its BASIX energy target, scoring 100 against 72.

Key features

Windows
Up to aluminium frames 45.1 m², timber frames 0.5 m², single glazing 0.5 m², double glazing 45.1 m²
Wall insulation
Fibreglass batts or roll
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket
Hot water
Electric heat pump
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

Built by Mojo Homes.

BASIX certificate

Energy score
100 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-83
Heating load
11 MJ/m² a year
Cooling load
13 MJ/m² a year
Bedrooms
6
Conditioned floor area
273.7 m²
Unconditioned floor area
18.4 m²
Site area
705 m²
Roof area
279 m²
Garden area
340 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric heat pump
Solar panels
6.65 kW
Rainwater tank
4,990 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 45.1 m², timber frames 0.5 m², single glazing 0.5 m², double glazing 45.1 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 (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, particle board; frame: light steel frame (fibreglass batts or roll)
  • Floor: suspended floor above garage, particle board; frame: light steel frame (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: light steel frame (fibreglass batts or roll)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: light steel frame (fibreglass batts or roll)
  • External garage wall: brick veneer; frame: light steel frame (no added insulation)
  • External garage wall: cavity brick; frame: no frame (no added insulation)
  • Internal wall: plasterboard; frame: light steel frame (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, light steel frame (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1832373S, issued 10 February 2026, from the council's DA documents.

NatHERS certificate

Star rating
7.6 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
9 Feb 2026

Certificate FYAMT36RJ6, issued 9 February 2026, from the council's DA documents. Verify this certificate

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