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33 Eyrie Bowrie Drive Milton NSW 2538

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.3 stars out of 10. Its BASIX certificate commits it to 5 kW of solar panels and a 5,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 98 against 69 for energy and 41 against 40 for water.

Key features

Windows
46 windows and glazed doors: Aluminium Sliding Window DG LB Clr 4/12/4; Aluminium Hinged Door DG AGG PLUS Clr 6/10/4; Aluminium Sliding Door DG AGG MAX Clr 6/10/4 and 3 more types
Wall insulation
R2.7
Roof and ceiling insulation
Ceiling R2.5, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

Built by Wilford Constructions.

BASIX certificate

Energy score
98 (target 69)
Water score
41 (target 40)
Thermal performance
Pass
Materials score
-83
Heating load
30 MJ/m² a year
Cooling load
26 MJ/m² a year
Bedrooms
5
Conditioned floor area
306 m²
Unconditioned floor area
25.5 m²
Site area
591 m²
Roof area
320 m²
Garden area
198 m²
Climate zone
NatHERS climate zone 18
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
5 kW
Rainwater tank
5,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 131.2 m², double glazing 131.2 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: concrete slab on ground, conventional slab (no added insulation)
  • Floor: suspended floor above open subfloor, concrete - suspended; frame: no frame (no added insulation)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: no frame (no added insulation)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • Internal wall: plasterboard; frame: timber - untreated 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 1770049S_02, issued 6 November 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.3 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
06 Nov 2025
Wall insulation
R2.7
Ceiling insulation
R2.5
Floor insulation
R2.7, R2.5
LED downlights
55
Living room glazing by direction
N 15.5 m², E 32.7 m², S 8.9 m², W 3.5 m²
All glazing by direction
N 58.7 m², E 51.2 m², S 31.6 m², W 15.5 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour

Window types

  • AWS-003-302 Aluminium Sliding Window DG LB Clr 4/12/4: U-value 3.2, SHGC 0.47
  • AWS-019-055 Aluminium Hinged Door DG AGG PLUS Clr 6/10/4: U-value 3.3, SHGC 0.39
  • AWS-036-101 Aluminium Sliding Door DG AGG MAX Clr 6/10/4: U-value 3, SHGC 0.23
  • AWS-008-025 Aluminium Awning Window DG LB Clr 5/10/5: U-value 3.4, SHGC 0.43
  • AWS-067-046 Aluminium Fixed Window DG AGG MAX Clr 6/10/4: U-value 2.1, SHGC 0.26
  • VAN-004-003 Aluminium Louvre Window SG 6EVClr: U-value 4.7, SHGC 0.49

Window schedule

  • Family, window AWS-003-302: 800 × 3,200 mm facing N
  • Family, window AWS-019-055: 2,700 × 900 mm facing N
  • Family, window AWS-036-101: 2,700 × 4,400 mm facing E
  • Bedroom 4, window AWS-003-302: 700 × 2,500 mm facing S
  • Lower Bath, window AWS-003-302: 700 × 900 mm facing S
  • Lower Bath, window AWS-003-302: 700 × 900 mm facing S
  • Bedroom 5, window AWS-036-101: 2,500 × 3,550 mm facing N
  • Bedroom 5, window AWS-008-025: 2,200 × 930 mm facing E
  • Bedroom 5, window AWS-008-025: 2,200 × 930 mm facing E
  • Dining / Living, window AWS-036-101: 2,700 × 4,400 mm facing E
  • Dining / Living, window AWS-036-101: 2,700 × 2,340 mm facing S
  • Dining / Living, window AWS-067-046: 1,100 × 2,340 mm facing S
  • Dining / Living, window AWS-067-046: 600 × 5,850 mm facing W
  • Dining / Living, window AWS-067-046: 800 × 7,600 mm facing N
  • Dining / Living, window AWS-067-046: 900 × 1,200 mm facing N
  • Dining / Living, window AWS-067-046: 900 × 900 mm facing N
  • Bedroom 1, window AWS-036-101: 2,700 × 3,550 mm facing N
  • Bedroom 1, window AWS-067-046: 2,500 × 900 mm facing E
  • Bedroom 1, window AWS-067-046: 2,500 × 1,500 mm facing E
  • Bedroom 1, window AWS-067-046: 2,500 × 1,500 mm facing E
  • Bedroom 1, window VAN-004-003: 2,500 × 900 mm facing E
  • Ensuite, window AWS-003-302: 700 × 1,950 mm facing W
  • Ensuite, window AWS-003-302: 700 × 1,400 mm facing W
  • Ensuite, window AWS-008-025: 2,200 × 900 mm facing S
  • Ensuite, window AWS-008-025: 2,200 × 900 mm facing S
  • Entry 2, window AWS-019-055: 2,700 × 1,200 mm facing W
  • Entry 2, window AWS-036-101: 2,550 × 2,600 mm facing N
  • Entry 2, window AWS-067-046: 1,200 × 7,800 mm facing N
  • Entry 2, window AWS-067-046: 900 × 1,200 mm facing N
  • Entry 2, window AWS-067-046: 1,500 × 1,500 mm facing N
  • Media, window AWS-003-302: 700 × 3,450 mm facing E
  • Media, window AWS-008-025: 2,200 × 900 mm facing S
  • Media, window AWS-008-025: 2,200 × 900 mm facing S
  • Bedroom 2, window AWS-008-025: 2,200 × 1,255 mm facing S
  • Bedroom 2, window AWS-008-025: 2,200 × 1,255 mm facing S
  • Bath, window AWS-003-302: 700 × 1,100 mm facing S
  • Bath, window AWS-003-302: 700 × 1,500 mm facing S
  • Bedroom 3, window AWS-008-025: 2,200 × 1,150 mm facing S
  • Bedroom 3, window AWS-008-025: 2,200 × 850 mm facing S
  • Bedroom 3, window AWS-008-025: 2,200 × 2,500 mm facing W
  • Garage 1, window AWS-003-302: 900 × 3,600 mm facing N
  • Pwd, window AWS-003-302: 700 × 1,050 mm facing N
  • Ldry, window AWS-003-302: 800 × 1,125 mm facing W
  • Ldry, window AWS-003-302: 800 × 1,800 mm facing N
  • Kitchen/Living2, window AWS-003-302: 800 × 3,200 mm facing N
  • Kitchen/Living2, window AWS-036-101: 2,700 × 3,300 mm facing E

Certificate 0012361945, issued 6 November 2025, from the council's DA documents. Verify this certificate

Other certificates for this address

BASIX certificate, certificate 1770049S, issued 24 October 2024

BASIX certificate

Energy score
98 (target 69)
Water score
41 (target 40)
Thermal performance
Pass
Materials score
-84
Heating load
26 MJ/m² a year
Cooling load
30 MJ/m² a year
Bedrooms
5
Conditioned floor area
304.2 m²
Unconditioned floor area
25.1 m²
Site area
591 m²
Roof area
320 m²
Garden area
198 m²
Climate zone
NatHERS climate zone 18
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Solar panels
5 kW
Rainwater tank
5,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 131.2 m², double glazing 131.2 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: concrete slab on ground, conventional slab (no added insulation)
  • Floor: suspended floor above open subfloor, concrete - suspended; frame: no frame (no added insulation)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: no frame (no added insulation)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • Internal wall: plasterboard; frame: timber - untreated 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 1770049S, issued 24 October 2024, from the council's DA documents.

NatHERS certificate, certificate 0011327848, issued 24 October 2024

NatHERS certificate

Star rating
7.3 stars
Rated with
BERS Pro v5.2.3 (3.23)
Rated on
24 Oct 2024
Wall insulation
R2.7
Ceiling insulation
R2.5
Floor insulation
R2.7
LED downlights
55
Living room glazing by direction
N 14.7 m², E 32.7 m², S 8.9 m², W 3.5 m²
All glazing by direction
N 52.8 m², E 46.1 m², S 31.6 m², W 15.5 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour

Window types

  • AWS-003-302 Aluminium Sliding Window DG LB Clr 4/12/4: U-value 3.2, SHGC 0.47
  • AWS-019-055 Aluminium Hinged Door DG AGG PLUS Clr 6/10/4: U-value 3.3, SHGC 0.39
  • AWS-036-053 Aluminium Sliding Door DG LB Clr 5/10/5: U-value 3, SHGC 0.47
  • AWS-008-025 Aluminium Awning Window DG LB Clr 5/10/5: U-value 3.4, SHGC 0.43
  • AWS-069-017 Aluminium Fixed Window DG LB Clr 5/10/5: U-value 2.6, SHGC 0.53

Window schedule

  • Family, window AWS-003-302: 800 × 3,200 mm facing N
  • Family, window AWS-019-055: 2,700 × 900 mm facing N
  • Family, window AWS-036-053: 2,700 × 4,400 mm facing E
  • Bedroom 4, window AWS-003-302: 700 × 2,500 mm facing S
  • Lower Bath, window AWS-003-302: 700 × 900 mm facing S
  • Lower Bath, window AWS-003-302: 700 × 900 mm facing S
  • Bedroom 5, window AWS-036-053: 2,500 × 3,550 mm facing N
  • Bedroom 5, window AWS-008-025: 2,200 × 930 mm facing E
  • Bedroom 5, window AWS-008-025: 2,200 × 930 mm facing E
  • Dining / Living, window AWS-036-053: 2,700 × 4,400 mm facing E
  • Dining / Living, window AWS-036-053: 2,700 × 2,340 mm facing S
  • Dining / Living, window AWS-069-017: 1,100 × 2,340 mm facing S
  • Dining / Living, window AWS-069-017: 600 × 5,850 mm facing W
  • Dining / Living, window AWS-069-017: 800 × 3,800 mm facing N
  • Dining / Living, window AWS-069-017: 800 × 3,800 mm facing N
  • Dining / Living, window AWS-069-017: 900 × 1,200 mm facing N
  • Bedroom 1, window AWS-036-053: 2,700 × 3,550 mm facing N
  • Bedroom 1, window AWS-069-017: 1,550 × 900 mm facing E
  • Bedroom 1, window AWS-008-025: 2,200 × 1,250 mm facing E
  • Bedroom 1, window AWS-008-025: 2,200 × 1,250 mm facing E
  • Ensuite, window AWS-003-302: 700 × 1,950 mm facing W
  • Ensuite, window AWS-003-302: 700 × 1,400 mm facing W
  • Ensuite, window AWS-008-025: 2,200 × 900 mm facing S
  • Ensuite, window AWS-008-025: 2,200 × 900 mm facing S
  • Entry 2, window AWS-019-055: 2,700 × 1,200 mm facing W
  • Entry 2, window AWS-036-053: 2,550 × 2,600 mm facing N
  • Entry 2, window AWS-069-017: 1,200 × 900 mm facing N
  • Entry 2, window AWS-069-017: 1,200 × 900 mm facing N
  • Entry 2, window AWS-069-017: 1,200 × 900 mm facing N
  • Entry 2, window AWS-069-017: 1,200 × 900 mm facing N
  • Entry 2, window AWS-069-017: 1,200 × 900 mm facing N
  • Entry 2, window AWS-069-017: 1,200 × 1,800 mm facing N
  • Media, window AWS-003-302: 700 × 3,450 mm facing E
  • Media, window AWS-008-025: 2,200 × 900 mm facing S
  • Media, window AWS-008-025: 2,200 × 900 mm facing S
  • Bedroom 2, window AWS-008-025: 2,200 × 1,255 mm facing S
  • Bedroom 2, window AWS-008-025: 2,200 × 1,255 mm facing S
  • Bath, window AWS-003-302: 700 × 1,100 mm facing S
  • Bath, window AWS-003-302: 700 × 1,500 mm facing S
  • Bedroom 3, window AWS-008-025: 2,200 × 1,150 mm facing S
  • Bedroom 3, window AWS-008-025: 2,200 × 850 mm facing S
  • Bedroom 3, window AWS-008-025: 2,200 × 2,500 mm facing W
  • Garage 1, window AWS-003-302: 900 × 3,600 mm facing N
  • Pwd, window AWS-003-302: 700 × 1,050 mm facing N
  • Ldry, window AWS-003-302: 800 × 1,125 mm facing W
  • Ldry, window AWS-003-302: 800 × 1,800 mm facing N
  • Kitchen/Living2, window AWS-003-302: 800 × 3,200 mm facing N
  • Kitchen/Living2, window AWS-036-053: 2,700 × 3,300 mm facing E

Certificate 0011327848, issued 24 October 2024, from the council's DA documents. Verify this certificate

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