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Home report
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164 Constellation Ave - Box Hill
BASIX certificate and NatHERS rating
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This home's BASIX certificate commits it to 1 kW of solar panels and a 3,000 litre rainwater tank.
Key features
- Windows
- Up to aluminium frames 81.5 m², single glazing 3.7 m², double glazing 77.8 m²
- Wall insulation
- Fibreglass batts or roll+ foil/sarking; 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 5 stars
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 70 (target 70)
- Water score
- 40 (target 40)
- Materials score
- -66
- Heating load
- 25 MJ/m² a year
- Cooling load
- 35 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 251.8 m²
- Unconditioned floor area
- 17.8 m²
- Site area
- 339 m²
- Roof area
- 245 m²
- Garden area
- 86 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Gas instantaneous with a performance of 5 stars
- Solar panels
- 1 kW
- Rainwater tank
- 3,000 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 81.5 m², single glazing 3.7 m², double glazing 77.8 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 (polystyrene)
- Floor: suspended floor above open subfloor, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Floor: above habitable rooms or mezzanine, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Floor: suspended floor above garage, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground, waffle pod slab (polystyrene)
- External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
- External wall: external insulated façade system (EIFS); frame: timber - H2 treated softwood (fibreglass batts or roll)
- External garage wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
- 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: flat ceiling / flat roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
Certificate 1826243S_03, issued 18 May 2026, from the council's DA documents.
Other certificates for this address
BASIX certificate, certificate 1826243S_02, issued 11 December 2025
BASIX certificate
- Energy score
- 70 (target 70)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -75
- Heating load
- 26 MJ/m² a year
- Cooling load
- 34 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 252.1 m²
- Unconditioned floor area
- 17.8 m²
- Site area
- 339 m²
- Roof area
- 245 m²
- Garden area
- 86 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Gas instantaneous with a performance of 5 stars
- Solar panels
- 1 kW
- Rainwater tank
- 3,000 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 76.3 m², single glazing 3.7 m², double glazing 72.6 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 (polystyrene)
- Floor: above habitable rooms or mezzanine, treated softwood; frame: timber - H2 treated softwood (not specified)
- Floor: suspended floor above garage, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground, waffle pod slab (polystyrene)
- External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
- External wall: external insulated façade system (EIFS); frame: timber - H2 treated softwood (fibreglass batts or roll)
- External garage wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
- 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: flat ceiling / flat roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
Certificate 1826243S_02, issued 11 December 2025, from the council's DA documents.
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