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15 Boulder Crescent Narara NSW 2250

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to 6 kW of solar panels and a 3,600 litre rainwater tank. It beat its BASIX energy and water targets, scoring 100 against 50 for energy and 47 against 40 for water.

Key features

Windows
Glass facing N 7.9 m², E 2.2 m², S 8.9 m², W 12 m²
Hot water
Electric heat pump with a performance of more than 45 STCs
Air conditioning and heating
1-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
100 (target 50)
Water score
47 (target 40)
Thermal performance
Pass
Bedrooms
3
Conditioned floor area
133.9 m²
Site area
682 m²
Roof area
148 m²
Garden area
421 m²
Hot water
Electric heat pump with a performance of more than 45 STCs
Solar panels
6 kW
Rainwater tank
3,600 litres
Fixtures
Showerheads 4 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Clothes line
Yes
Glazing by direction
N 7.9 m², E 2.2 m², S 8.9 m², W 12 m²

Heating

  • Living area: 1-phase airconditioning; Energy rating: 5 star (average zone)
  • Bedroom: 1-phase airconditioning; Energy rating: 5 star (average zone)

Cooling

  • Living area: 1-phase airconditioning; Energy rating: 5 star (average zone)
  • Bedroom: 1-phase airconditioning; Energy rating: 5 star (average zone)

Construction and insulation

  • Floor - concrete slab on ground, 108.65 square metres (no added insulation)
  • Floor - above habitable rooms or mezzanine, 19.5 square metres, concrete (no added insulation)
  • Floor - suspended floor above garage, concrete (no added insulation)
  • Internal wall shared with garage - other/undecided (no added insulation)

Window schedule

  • W03: 1,600 × 2,400 mm facing N
  • W04: 600 × 1,200 mm facing N
  • D02: 2,200 × 1,500 mm facing N
  • W05: 600 × 1,200 mm facing E
  • W06: 600 × 1,200 mm facing E
  • W10: 600 × 1,200 mm facing E
  • W07: 1,100 × 2,400 mm facing S
  • W08: 600 × 1,200 mm facing S
  • W09: 1,100 × 2,400 mm facing S
  • W11: 1,200 × 2,400 mm facing S
  • D01: 2,200 × 2,400 mm facing W
  • W01: 1,200 × 2,400 mm facing W
  • W02: 1,600 × 2,400 mm facing W

Certificate 1200824S, issued 21 July 2021, from the council's DA documents.

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