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2 Kathleen Avenue Castle Hill NSW 2154

BASIX certificate and NatHERS rating

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This home's BASIX certificate commits it to 2 kW of solar panels and a 2,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 79 against 72 for energy and 41 against 40 for water.

Key features

Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
79 (target 72)
Water score
41 (target 40)
Thermal performance
Pass
Materials score
-49
Bedrooms
5
Conditioned floor area
175.7 m²
Unconditioned floor area
12 m²
Site area
342 m²
Roof area
181 m²
Garden area
119 m²
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
2 kW
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

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 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 - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (no added insulation)

Certificate 1814330S, issued 24 September 2025, from the council's DA documents.

Other certificates for this address

BASIX certificate, certificate 1814329S, issued 24 September 2025

BASIX certificate

Energy score
80 (target 72)
Water score
42 (target 40)
Thermal performance
Pass
Materials score
-43
Bedrooms
5
Conditioned floor area
166.2 m²
Unconditioned floor area
14.4 m²
Site area
297 m²
Roof area
166 m²
Garden area
95 m²
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
2 kW
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

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 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 - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (no added insulation)

Certificate 1814329S, issued 24 September 2025, from the council's DA documents.

BASIX certificate, certificate 1814328S, issued 24 September 2025

BASIX certificate

Energy score
80 (target 72)
Water score
41 (target 40)
Thermal performance
Pass
Materials score
-50
Bedrooms
5
Conditioned floor area
166.8 m²
Unconditioned floor area
19.5 m²
Site area
354 m²
Roof area
176 m²
Garden area
138 m²
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
2 kW
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

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 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 - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (no added insulation)

Certificate 1814328S, issued 24 September 2025, from the council's DA documents.

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