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Freemantle Road Billywillinga NSW 2795

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 8.6 kW of solar panels and a 13,000 litre rainwater tank. It beat its BASIX energy target, scoring 62 against 61.

Key features

Windows
48 windows and glazed doors: Al Thermally Broken A DG Argon Fill High Solar Gain low-E - Clear; Al Thermally Broken B DG Argon Fill High Solar Gain low-E - Clear
Wall insulation
Not specified
Roof and ceiling insulation
Roof Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 1.30, dark colour
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

Built by Donnelly Construction Group.

BASIX certificate

Energy score
62 (target 61)
Water score
40 (target 40)
Materials score
-100
Heating load
142 MJ/m² a year
Cooling load
9 MJ/m² a year
Bedrooms
5
Conditioned floor area
430.7 m²
Unconditioned floor area
39.9 m²
Site area
809,371 m²
Roof area
904 m²
Garden area
700 m²
Climate zone
NatHERS climate zone 65
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
8.6 kW
Rainwater tank
13,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 112.3 m², double glazing 112.3 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (not specified)
  • Garage floor: concrete slab on ground (not specified)
  • External wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)

Certificate 1824043S_03, issued 4 June 2026, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
Hero 4.1
Rated on
04 Jun 2026
Living room glazing by direction
N 9.8 m², W 26.9 m²
All glazing by direction
N 16.5 m², E 32 m², S 7.4 m², W 56.5 m²

Roof

  • Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 1.30, dark colour
  • (Night Sky) FLAT-01: Flat Framed / Skillion Metal Roof & Flat PB Ceiling 1.30, dark colour
  • (Night Sky) FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 1.30, dark colour

Window types

  • ATB-005-03 B Al Thermally Broken A DG Argon Fill High Solar Gain low-E - Clear: U-value 2.9, SHGC 0.44
  • ATB-006-03 B Al Thermally Broken B DG Argon Fill High Solar Gain low-E - Clear: U-value 2.9, SHGC 0.51

Window schedule

  • BATH 1, window ATB-006-03 B: 1,800 × 850 mm facing E
  • BED 1, window ATB-005-03 B: 2,400 × 1,700 mm facing W
  • BED 1, window ATB-006-03 B: 2,400 × 700 mm facing W
  • BED 1, window ATB-006-03 B: 2,400 × 700 mm facing W
  • BED 1 ENS, window ATB-006-03 B: 2,400 × 2,400 mm facing W
  • BED 1 ENS, window ATB-006-03 B: 600 × 2,310 mm facing E
  • BED 1 ENS, window ATB-005-03 B: 600 × 1,000 mm facing E
  • BED 2, window ATB-006-03 B: 1,800 × 850 mm facing W
  • BED 2, window ATB-006-03 B: 1,800 × 850 mm facing W
  • BED 2, window ATB-006-03 B: 1,800 × 700 mm facing W
  • BED 3, window ATB-006-03 B: 1,800 × 850 mm facing N
  • BED 3, window ATB-006-03 B: 1,800 × 850 mm facing W
  • BED 3, window ATB-006-03 B: 1,800 × 1,560 mm facing W
  • BED 4, window ATB-006-03 B: 1,800 × 850 mm facing E
  • BED 4, window ATB-006-03 B: 1,800 × 1,560 mm facing E
  • BED 4, window ATB-006-03 B: 1,800 × 850 mm facing N
  • BED 5, window ATB-006-03 B: 1,800 × 850 mm facing E
  • BED 5, window ATB-006-03 B: 1,800 × 850 mm facing E
  • BED 5, window ATB-006-03 B: 1,800 × 1,350 mm facing E
  • ENS 2, window ATB-005-03 B: 850 × 850 mm facing W
  • ENS 3, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 1,200 mm facing N
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing S
  • HALL, window ATB-006-03 B: 2,400 × 600 mm facing E
  • HALL, window ATB-006-03 B: 2,400 × 600 mm facing E
  • HALL, window ATB-006-03 B: 600 × 2,320 mm facing E
  • HALL, window ATB-006-03 B: 2,400 × 920 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 2,700 × 4,000 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 2,700 × 3,000 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 1,500 × 2,450 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 2,100 × 1,800 mm facing N
  • KITCHEN/LIVING, window ATB-006-03 B: 2,100 × 1,800 mm facing N
  • MEDIA, window ATB-005-03 B: 2,400 × 1,800 mm facing E
  • MUDROOM, window ATB-006-03 B: 1,500 × 850 mm facing W
  • MUDROOM, window ATB-006-03 B: 1,500 × 850 mm facing W
  • MUDROOM, window ATB-006-03 B: 1,500 × 850 mm facing S
  • MUDROOM, window ATB-005-03 B: 2,400 × 920 mm facing S
  • MUDROOM, window ATB-006-03 B: 1,800 × 850 mm facing N
  • MUDROOM, window ATB-005-03 B: 1,200 × 920 mm facing E
  • PANTRY, window ATB-005-03 B: 2,400 × 920 mm facing W
  • PANTRY, window ATB-006-03 B: 1,500 × 1,570 mm facing S
  • RUMPUS, window ATB-006-03 B: 1,800 × 850 mm facing W
  • RUMPUS, window ATB-006-03 B: 1,800 × 700 mm facing W
  • RUMPUS, window ATB-006-03 B: 1,800 × 850 mm facing W
  • RUMPUS, window ATB-005-03 B: 2,400 × 920 mm facing N
  • STUDY, window ATB-005-03 B: 2,400 × 1,800 mm facing E

Certificate HR-7D0XDI-03, issued 4 June 2026, from the council's DA documents. Verify this certificate

Other certificates for this address

NatHERS certificate, certificate HR-7D0XDI-02, issued 11 December 2025

NatHERS certificate

Star rating
7 stars
Rated with
Hero 4.1
Rated on
11 Dec 2025
Living room glazing by direction
N 9.8 m², W 26.8 m²
All glazing by direction
N 16.5 m², E 31.1 m², S 7.4 m², W 52.1 m²

Roof

  • Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 1.30, dark colour
  • (Night Sky) FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 1.30, dark colour

Window types

  • ATB-005-03 B Al Thermally Broken A DG Argon Fill High Solar Gain low-E - Clear: U-value 2.9, SHGC 0.44
  • ATB-006-03 B Al Thermally Broken B DG Argon Fill High Solar Gain low-E - Clear: U-value 2.9, SHGC 0.51

Window schedule

  • BATH 1, window ATB-006-03 B: 1,800 × 850 mm facing E
  • BED 1, window ATB-006-03 B: 1,500 × 850 mm facing E
  • BED 1, window ATB-005-03 B: 2,400 × 1,700 mm facing W
  • BED 1, window ATB-006-03 B: 2,400 × 700 mm facing W
  • BED 1, window ATB-006-03 B: 2,400 × 700 mm facing W
  • BED 1 ENS, window ATB-006-03 B: 600 × 2,400 mm facing W
  • BED 2, window ATB-006-03 B: 1,800 × 2,400 mm facing W
  • BED 3, window ATB-006-03 B: 1,800 × 850 mm facing N
  • BED 3, window ATB-006-03 B: 1,800 × 2,400 mm facing W
  • BED 4, window ATB-006-03 B: 1,800 × 2,400 mm facing E
  • BED 4, window ATB-006-03 B: 1,800 × 850 mm facing N
  • BED 5, window ATB-006-03 B: 1,800 × 3,000 mm facing E
  • ENS 2, window ATB-005-03 B: 850 × 850 mm facing W
  • ENS 3, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 1,200 mm facing N
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing S
  • HALL, window ATB-006-03 B: 2,400 × 600 mm facing E
  • HALL, window ATB-006-03 B: 2,400 × 600 mm facing E
  • HALL, window ATB-006-03 B: 600 × 2,320 mm facing E
  • HALL, window ATB-006-03 B: 2,400 × 920 mm facing W
  • HALL/MUD, window ATB-006-03 B: 1,800 × 850 mm facing N
  • HALL/MUD, window ATB-005-03 B: 1,200 × 920 mm facing E
  • HALL/MUD, window ATB-005-03 B: 2,400 × 920 mm facing S
  • HALL/MUD, window ATB-006-03 B: 1,500 × 850 mm facing W
  • HALL/MUD, window ATB-006-03 B: 1,500 × 850 mm facing W
  • HALL/MUD, window ATB-006-03 B: 1,500 × 850 mm facing S
  • KITCHEN/LIVING, window ATB-006-03 B: 2,700 × 2,350 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 2,700 × 4,650 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 1,500 × 2,400 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 2,100 × 1,800 mm facing N
  • KITCHEN/LIVING, window ATB-006-03 B: 2,100 × 1,800 mm facing N
  • MEDIA, window ATB-005-03 B: 2,400 × 1,800 mm facing E
  • PANTRY, window ATB-005-03 B: 2,400 × 920 mm facing W
  • PANTRY, window ATB-006-03 B: 1,500 × 1,570 mm facing S
  • RUMPUS, window ATB-006-03 B: 1,800 × 2,400 mm facing W
  • RUMPUS, window ATB-005-03 B: 2,400 × 920 mm facing N
  • STUDY, window ATB-005-03 B: 2,400 × 1,800 mm facing E

Certificate HR-7D0XDI-02, issued 11 December 2025, from the council's DA documents. Verify this certificate

BASIX certificate, certificate 1824043S_02, issued 11 December 2025

BASIX certificate

Energy score
61 (target 61)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
146 MJ/m² a year
Cooling load
8 MJ/m² a year
Bedrooms
5
Conditioned floor area
423.4 m²
Unconditioned floor area
45.8 m²
Site area
809,371 m²
Roof area
903 m²
Garden area
700 m²
Climate zone
NatHERS climate zone 65
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
8.4 kW
Rainwater tank
13,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 107 m², double glazing 107 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (not specified)
  • Garage floor: concrete slab on ground (not specified)
  • External wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)

Certificate 1824043S_02, issued 11 December 2025, from the council's DA documents.

BASIX certificate, certificate 1824043S, issued 28 November 2025

BASIX certificate

Energy score
61 (target 61)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
146 MJ/m² a year
Cooling load
8 MJ/m² a year
Bedrooms
5
Conditioned floor area
423.4 m²
Unconditioned floor area
45.8 m²
Site area
809,371 m²
Roof area
903 m²
Garden area
700 m²
Climate zone
NatHERS climate zone 65
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
8.4 kW
Rainwater tank
13,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 107 m², double glazing 107 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (not specified)
  • Garage floor: concrete slab on ground (not specified)
  • External wall: brick veneer; frame: timber - H2 treated softwood (not specified)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (not specified)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)

Certificate 1824043S, issued 28 November 2025, from the council's DA documents.

NatHERS certificate, certificate HR-7D0XDI-01, issued 21 November 2025

NatHERS certificate

Star rating
7 stars
Rated with
Hero 4.1
Rated on
21 Nov 2025
Living room glazing by direction
N 9.8 m², W 26.8 m²
All glazing by direction
N 16.5 m², E 31.1 m², S 7.4 m², W 52.1 m²

Roof

  • Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 1.30, dark colour
  • FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 1.30, dark colour

Window types

  • ATB-005-03 B Al Thermally Broken A DG Argon Fill High Solar Gain low-E - Clear: U-value 2.9, SHGC 0.44
  • ATB-006-03 B Al Thermally Broken B DG Argon Fill High Solar Gain low-E - Clear: U-value 2.9, SHGC 0.51

Window schedule

  • BATH 1, window ATB-006-03 B: 1,800 × 850 mm facing E
  • BED 1, window ATB-006-03 B: 1,500 × 850 mm facing E
  • BED 1, window ATB-005-03 B: 2,400 × 1,700 mm facing W
  • BED 1, window ATB-006-03 B: 2,400 × 700 mm facing W
  • BED 1, window ATB-006-03 B: 2,400 × 700 mm facing W
  • BED 1 ENS, window ATB-006-03 B: 600 × 2,400 mm facing W
  • BED 2, window ATB-006-03 B: 1,800 × 2,400 mm facing W
  • BED 3, window ATB-006-03 B: 1,800 × 850 mm facing N
  • BED 3, window ATB-006-03 B: 1,800 × 2,400 mm facing W
  • BED 4, window ATB-006-03 B: 1,800 × 2,400 mm facing E
  • BED 4, window ATB-006-03 B: 1,800 × 850 mm facing N
  • BED 5, window ATB-006-03 B: 1,800 × 3,000 mm facing E
  • ENS 2, window ATB-005-03 B: 850 × 850 mm facing W
  • ENS 3, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 1,200 mm facing N
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing E
  • HALL, window ATB-006-03 B: 1,800 × 850 mm facing S
  • HALL, window ATB-006-03 B: 2,400 × 600 mm facing E
  • HALL, window ATB-006-03 B: 2,400 × 600 mm facing E
  • HALL, window ATB-006-03 B: 600 × 2,320 mm facing E
  • HALL, window ATB-006-03 B: 2,400 × 920 mm facing W
  • HALL/MUD, window ATB-006-03 B: 1,800 × 850 mm facing N
  • HALL/MUD, window ATB-005-03 B: 1,200 × 920 mm facing E
  • HALL/MUD, window ATB-005-03 B: 2,400 × 920 mm facing S
  • HALL/MUD, window ATB-006-03 B: 1,500 × 850 mm facing W
  • HALL/MUD, window ATB-006-03 B: 1,500 × 850 mm facing W
  • HALL/MUD, window ATB-006-03 B: 1,500 × 850 mm facing S
  • KITCHEN/LIVING, window ATB-006-03 B: 2,700 × 2,350 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 2,700 × 4,650 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 1,500 × 2,400 mm facing W
  • KITCHEN/LIVING, window ATB-006-03 B: 2,100 × 1,800 mm facing N
  • KITCHEN/LIVING, window ATB-006-03 B: 2,100 × 1,800 mm facing N
  • MEDIA, window ATB-005-03 B: 2,400 × 1,800 mm facing E
  • PANTRY, window ATB-005-03 B: 2,400 × 920 mm facing W
  • PANTRY, window ATB-006-03 B: 1,500 × 1,570 mm facing S
  • RUMPUS, window ATB-006-03 B: 1,800 × 2,400 mm facing W
  • RUMPUS, window ATB-005-03 B: 2,400 × 920 mm facing N
  • STUDY, window ATB-005-03 B: 2,400 × 1,800 mm facing E

Certificate HR-7D0XDI-01, issued 21 November 2025, from the council's DA documents. Verify this certificate

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