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286 Main Arm Road Main Arm NSW 2482

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to a 6,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 71 against 68 for energy and 56 against 40 for water.

Key features

Windows
32 windows and glazed doors: Altair Louvre Comp in a timber frame; Cedar Fixed Window - Double Glazed; SoundMizer Timber Sliding Door SEC 100mm 5.00 and 2 more types
Wall insulation
All external walls fibreglass batts or roll+ foil/sarking
Roof and ceiling insulation
Roof Added insulation absorptance Roof Colour FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 1.30, medium colour
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area)

BASIX certificate

Energy score
71 (target 68)
Water score
56 (target 40)
Thermal performance
Pass
Materials score
9
Heating load
9 MJ/m² a year
Cooling load
35 MJ/m² a year
Bedrooms
3
Conditioned floor area
130 m²
Unconditioned floor area
14.5 m²
Site area
20,500 m²
Roof area
150 m²
Garden area
100 m²
Climate zone
NatHERS climate zone 10
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Rainwater tank
6,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
timber frames 142 m², single glazing 20 m², double glazing 122 m²

Heating

  • Living area: 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

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (polystyrene)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood. all external walls fibreglass batts or roll+ foil/sarking
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1813978S, issued 22 September 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
Hero 4.1
Rated on
22 Sep 2025
Living room glazing by direction
ENE 19.8 m², SSE 7.2 m², WSW 19.8 m², NNW 28.1 m²
All glazing by direction
ENE 49.7 m², SSE 28.5 m², WSW 39.7 m², NNW 29 m²

Roof

  • Added insulation absorptance Roof Colour FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 1.30, medium colour

Window types

  • BRZ-005-001 Altair Louvre Comp in a timber frame: U-value 4.9, SHGC 0.58
  • STG-118-001 Cedar Fixed Window - Double Glazed: U-value 2.9, SHGC 0.63
  • TND-040-01 W SoundMizer Timber Sliding Door SEC 100mm 5.00: U-value 2.1, SHGC 0.59
  • TND-201-001 Cedar Awning Window: U-value 4.4, SHGC 0.55
  • TND-212-001 Cedar Hinged Door: U-value 2.4, SHGC 0.46

Window schedule

  • Bathroom, window TND-201-001: 300 × 3,000 mm facing NNW
  • Bedroom 1, window STG-118-001: 950 × 4,200 mm facing ENE
  • Bedroom 1, window STG-118-001: 950 × 4,200 mm facing SSE
  • Bedroom 1: 2,400 × 4,192 mm facing SSE
  • Bedroom 1: 2,400 × 4,200 mm facing ENE
  • Bedroom 2, window STG-118-001: 950 × 1,000 mm facing WSW
  • Bedroom 2, window BRZ-005-001: 2,400 × 1,000 mm facing WSW
  • Bedroom 3, window STG-118-001: 950 × 1,000 mm facing WSW
  • Bedroom 3, window BRZ-005-001: 2,400 × 1,000 mm facing WSW
  • Ensuite, window TND-201-001: 2,400 × 1,000 mm facing SSE
  • Ensuite, window TND-201-001: 2,400 × 1,000 mm facing SSE
  • Hallway 1: 2,400 × 4,800 mm facing WSW
  • Hallway 2: 2,400 × 4,800 mm facing ENE
  • Hallway 2, window TND-212-001: 2,040 × 820 mm facing WSW
  • Hallway 2, window BRZ-005-001: 2,400 × 1,000 mm facing SSE
  • Kitchen/Living, window BRZ-005-001: 2,400 × 1,000 mm facing WSW
  • Kitchen/Living, window STG-118-001: 2,400 × 3,000 mm facing SSE
  • Kitchen/Living, window BRZ-005-001: 2,400 × 1,000 mm facing ENE
  • Kitchen/Living, window STG-118-001: 950 × 4,200 mm facing WSW
  • Kitchen/Living, window STG-118-001: 950 × 1,000 mm facing WSW
  • Kitchen/Living, window STG-118-001: 950 × 4,200 mm facing NNW
  • Kitchen/Living, window STG-118-001: 950 × 4,200 mm facing NNW
  • Kitchen/Living, window STG-118-001: 950 × 4,200 mm facing ENE
  • Kitchen/Living, window STG-118-001: 950 × 1,000 mm facing ENE
  • Kitchen/Living: 2,400 × 4,200 mm facing ENE
  • Kitchen/Living, window BRZ-005-001: 2,400 × 1,000 mm facing ENE
  • Kitchen/Living: 2,400 × 4,200 mm facing NNW
  • Kitchen/Living: 2,400 × 4,200 mm facing NNW
  • Kitchen/Living: 2,400 × 4,200 mm facing WSW
  • Kitchen/Living, window BRZ-005-001: 2,400 × 1,000 mm facing WSW
  • Laundry, window TND-212-001: 2,040 × 920 mm facing ENE
  • Laundry Drying Room, window TND-201-001: 2,400 × 1,000 mm facing ENE

Certificate HR-TFPUYG-01, issued 22 September 2025, from the council's DA documents.

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