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24 Del Mar Drive Copacabana NSW 2251

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to a 2,000 litre rainwater tank. It beat its BASIX energy target, scoring 71 against 70.

Key features

Windows
Up to aluminium frames 59.8 m², single glazing 8.1 m², double glazing 51.8 m²
Wall insulation
Fibreglass batts or roll+ foil/sarking
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil backed blanket
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
71 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-42
Heating load
35 MJ/m² a year
Cooling load
16 MJ/m² a year
Bedrooms
4
Conditioned floor area
215.7 m²
Unconditioned floor area
21 m²
Site area
509 m²
Roof area
156 m²
Garden area
40 m²
Climate zone
NatHERS climate zone 15
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Rainwater tank
2,000 litres
Fixtures
Showerheads 4 star, toilets 5 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 59.8 m², single glazing 8.1 m², double glazing 51.8 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

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 enclosed subfloor, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: suspended floor above open subfloor, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • 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.)

Certificate 1832708S_02, issued 20 February 2026, from the council's DA documents.

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