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48 Rondelay Drive Castle Hill NSW 2154

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to a 2,000 litre rainwater tank. It beat its BASIX water target, scoring 44 against 40.

Key features

Windows
Up to aluminium frames 40 m², single glazing 40 m²
Wall insulation
All external walls fibreglass batts or roll
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Baaz Homes Australia.

BASIX certificate

Energy score
72 (target 72)
Water score
44 (target 40)
Thermal performance
Pass
Materials score
-71
Heating load
17 MJ/m² a year
Cooling load
13 MJ/m² a year
Bedrooms
5
Conditioned floor area
380 m²
Unconditioned floor area
72 m²
Site area
697 m²
Roof area
346 m²
Garden area
60 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Rainwater tank
2,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 40 m², single glazing 40 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: timber - untreated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - untreated softwood (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - untreated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll)
  • 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 1805448S_02, issued 22 December 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
22 Dec 2025

Certificate M2ZLOPJDS3-01, issued 22 December 2025, from the council's DA documents. Verify this certificate

Other certificates for this address

BASIX certificate, certificate 1805448S, issued 24 July 2025

BASIX certificate

Energy score
72 (target 72)
Water score
44 (target 40)
Thermal performance
Pass
Materials score
-71
Heating load
17 MJ/m² a year
Cooling load
13 MJ/m² a year
Bedrooms
5
Conditioned floor area
380 m²
Unconditioned floor area
72 m²
Site area
697 m²
Roof area
346 m²
Garden area
60 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Rainwater tank
2,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 40 m², single glazing 40 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: timber - untreated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - untreated softwood (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - untreated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll)
  • 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 1805448S, issued 24 July 2025, from the council's DA documents.

NatHERS certificate, certificate M2ZLOPJDS3, issued 21 July 2025

NatHERS certificate

Star rating
7 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
21 Jul 2025

Certificate M2ZLOPJDS3, issued 21 July 2025, from the council's DA documents. Verify this certificate

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