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23 Rowley Street North Haven NSW 2443

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to 3 kW of solar panels and a 12,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 89 against 70 for energy and 42 against 40 for water.

Key features

Windows
Up to aluminium frames 92 m², single glazing 6.3 m², double glazing 85.7 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
Electric heat pump with a performance of 31 to 35 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Harl.

BASIX certificate

Energy score
89 (target 70)
Water score
42 (target 40)
Thermal performance
Pass
Materials score
-96
Heating load
32 MJ/m² a year
Cooling load
19 MJ/m² a year
Bedrooms
4
Conditioned floor area
318.5 m²
Unconditioned floor area
27.8 m²
Site area
1,545 m²
Roof area
605 m²
Garden area
750 m²
Climate zone
NatHERS climate zone 15
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Solar panels
3 kW
Rainwater tank
12,000 litres
Fixtures
Showerheads 4 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 92 m², single glazing 6.3 m², double glazing 85.7 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: suspended floor above enclosed subfloor, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: suspended floor above open subfloor, 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 (not specified)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • 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: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1773622S_02, issued 25 March 2025, from the council's DA documents.

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