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22 Lewin Circuit Port Macquarie NSW 2444

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to 4 kW of solar panels. It beat its BASIX energy and water targets, scoring 88 against 70 for energy and 47 against 40 for water.

Key features

Windows
Up to aluminium frames 31.3 m², single glazing 31.3 m²
Wall insulation
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 4 stars

Built by Mnc Homes.

BASIX certificate

Energy score
88 (target 70)
Water score
47 (target 40)
Thermal performance
Pass
Materials score
-43
Heating load
33 MJ/m² a year
Cooling load
16 MJ/m² a year
Bedrooms
4
Conditioned floor area
135.5 m²
Unconditioned floor area
6.3 m²
Site area
512 m²
Roof area
274 m²
Garden area
279 m²
Climate zone
NatHERS climate zone 15
Hot water
Gas instantaneous with a performance of 4 stars
Solar panels
4 kW
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 31.3 m², single glazing 31.3 m²

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (polystyrene)
  • Garage floor: concrete slab on ground, waffle pod slab (polystyrene)
  • External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (no added insulation)
  • External garage wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (no added insulation)
  • 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.)

Certificate 1802498S, issued 3 July 2025, from the council's DA documents.

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