Skip to main content

Lot-31, Cosmos Way Box Hill NSW 2765

BASIX certificate and NatHERS rating

Finding the block on the map…

This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to a 3,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor.

Key features

Windows
17 windows and glazed doors: Aluminium A DG Air Fill High Solar Gain low-E -Clear; Aluminium B DG Air Fill High Solar Gain low-E -Clear; Aluminium B SG High Solar Gain Low-E and 2 more types
Wall insulation
R2.7
Roof and ceiling insulation
Ceiling R4.0, R2.5, R6.0, roof Cont:Attic-Continuous 0.0, dark colour
Hot water
Gas instantaneous with a performance of 4 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
70 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-88
Heating load
31 MJ/m² a year
Cooling load
29 MJ/m² a year
Bedrooms
5
Conditioned floor area
135.8 m²
Unconditioned floor area
15 m²
Site area
225 m²
Roof area
111 m²
Garden area
57 m²
Climate zone
NatHERS climate zone 28
Hot water
Gas instantaneous with a performance of 4 stars
Rainwater tank
3,000 litres
Fixtures
Showerheads 4 star, toilets 2 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 35.8 m², single glazing 6.1 m², double glazing 29.7 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 4 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 4 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 4 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 4 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, 30% cement substitute, waffle pod slab (polystyrene)
  • Floor: suspended floor above garage, particle board; frame: timber - untreated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, 30% cement substitute, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - untreated softwood (fibreglass batts or roll)
  • External wall: brick veneer; frame: timber - untreated softwood (no added insulation)
  • External wall: AAC veneer; frame: timber - untreated softwood (fibreglass batts or roll+ foil/sarking)
  • Internal wall: block with low cement content and reconstituted sawdust; 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 1798141S, issued 2 June 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
1 May 2025
Wall insulation
R2.7
Ceiling insulation
R4.0, R2.5, R6.0
Floor insulation
R3.5, R2.5, R2.7, R0.6, R2.4, R4.0
Living room glazing by direction
N 5.2 m², E 3.5 m², S 4.3 m², W 2.6 m²
All glazing by direction
N 6.8 m², E 10.6 m², S 13.7 m², W 4.8 m²

Roof

  • Cont:Attic-Continuous 0.0, dark colour
  • Cont:Attic-Continuous 1.3, dark colour

Window types

  • ALM-003-03 A Aluminium A DG Air Fill High Solar Gain low-E -Clear: U-value 4.3, SHGC 0.47
  • ALM-004-03 A Aluminium B DG Air Fill High Solar Gain low-E -Clear: U-value 4.3, SHGC 0.53
  • ALM-002-03 A Aluminium B SG High Solar Gain Low-E: U-value 5.4, SHGC 0.58
  • ALM-001-01 A Aluminium A SG Clear: U-value 6.7, SHGC 0.57
  • ALM-002-01 A Aluminium B SG Clear: U-value 6.7, SHGC 0.7

Window schedule

  • KIT / LIV / DIN, window ALM-003-03 A: 1,800 × 724 mm facing W
  • KIT / LIV / DIN, window ALM-003-03 A: 1,800 × 724 mm facing W
  • KIT / LIV / DIN, window ALM-004-03 A: 2,400 × 1,810 mm facing S
  • KIT / LIV / DIN, window ALM-003-03 A: 1,800 × 724 mm facing N
  • KIT / LIV / DIN, window ALM-004-03 A: 1,800 × 2,170 mm facing N
  • BED 5, window ALM-002-03 A: 1,800 × 1,810 mm facing S
  • L'DRY / WIP, window ALM-001-01 A: 1,800 × 724 mm facing S
  • PDR, window ALM-002-01 A: 600 × 724 mm facing N
  • LIVING, window ALM-004-03 A: 2,400 × 410 mm facing E
  • LIVING, window ALM-004-03 A: 2,050 × 1,210 mm facing E
  • BED 4, window ALM-004-03 A: 1,200 × 1,810 mm facing W
  • BATH FF, window ALM-002-01 A: 600 × 724 mm facing N
  • ENS, window ALM-002-03 A: 600 × 1,210 mm facing N
  • BED M, window ALM-004-03 A: 1,800 × 2,170 mm facing E
  • HALL / FOYER FF, window ALM-004-03 A: 1,800 × 1,450 mm facing S
  • BED 3, window ALM-004-03 A: 1,200 × 1,810 mm facing S
  • BED 2, window ALM-004-03 A: 1,800 × 1,810 mm facing E

Certificate 748SW8ANRC, issued 1 May 2025, from the council's DA documents. Verify this certificate

Is this your home? Ask us to remove these details.

What else should you know about this block?

Dudils finds house plans whose living areas face north on your block. Search your own block free at dudils.com.

Related