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5 Gurney Crescent Seaforth NSW 2092

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.3 stars out of 10. Its BASIX certificate commits it to a 2,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 70 against 68 for energy and 45 against 40 for water.

Key features

Windows
Up to aluminium frames 10.9 m², single glazing 10.9 m²
Wall insulation
All external walls fibreglass batts or roll
Roof and ceiling insulation
Ceiling: fibreglass batts or roll; roof: foil/sarking
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better

BASIX certificate

Energy score
70 (target 68)
Water score
45 (target 40)
Thermal performance
Pass
Materials score
-58
Heating load
19 MJ/m² a year
Cooling load
9 MJ/m² a year
Bedrooms
2
Conditioned floor area
49.3 m²
Unconditioned floor area
3.5 m²
Site area
904 m²
Roof area
53 m²
Garden area
50 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Rainwater tank
2,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Maximum glazing
aluminium frames 10.9 m², single glazing 10.9 m²

Construction and insulation

  • Floor: suspended floor above open subfloor, concrete - suspended; frame: timber - untreated softwood (fibreglass batts or roll)
  • External wall: AAC external, brick internal; frame: timber - untreated softwood. all external walls fibreglass batts or roll
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1818549S_02, issued 31 October 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.3 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
22 Oct 2025

Certificate 423UGSPE7H, issued 22 October 2025, from the council's DA documents. Verify this certificate

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