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38 Caladenia Road Woongarrah NSW 2259

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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 a 3,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX water target, scoring 51 against 40.

Key features

Windows
12 windows and glazed doors: Timber A SG Clear; Aluminium Awning Window SG 4Clr; Aluminium Sliding Window SG 4Clr and 2 more types
Wall insulation
R2.2
Roof and ceiling insulation
Ceiling R6, R2.5, roof Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
70 (target 70)
Water score
51 (target 40)
Materials score
-21
Heating load
38 MJ/m² a year
Cooling load
13 MJ/m² a year
Bedrooms
4
Conditioned floor area
105.9 m²
Unconditioned floor area
10.6 m²
Site area
355 m²
Roof area
203 m²
Garden area
104 m²
Climate zone
NatHERS climate zone 15
Hot water
Gas instantaneous with a performance of 6 stars
Rainwater tank
3,000 litres
Fixtures
Showerheads 5 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 20.8 m², timber frames 2.5 m², single glazing 23.3 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, waffle pod slab (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - untreated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - untreated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - untreated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - untreated softwood (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1859735S, issued 6 August 2026, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
06 Aug 2026
Wall insulation
R2.2
Ceiling insulation
R6, R2.5
Floor insulation
R2.2
LED downlights
24
Living room glazing by direction
E 2 m², S 5 m²
All glazing by direction
N 4.9 m², E 2.6 m², S 7.2 m², W 8.6 m²

Roof

  • Roof Tiles Timber Frame Foil, Gap Above, Reflective Side Down, Anti-glare Up, medium colour

Window types

  • TIM-001-01 W Timber A SG Clear: U-value 5.4, SHGC 0.56
  • WID-101-001 Aluminium Awning Window SG 4Clr: U-value 6.4, SHGC 0.66
  • WID-102-001 Aluminium Sliding Window SG 4Clr: U-value 6.3, SHGC 0.76
  • WID-106-001 Aluminium Fixed Window SG 4Clr: U-value 5.9, SHGC 0.8
  • WID-104-007 Aluminium Sliding Door SG 4ET: U-value 4.4, SHGC 0.61

Window schedule

  • Entry, window TIM-001-01 W: 2,040 × 820 mm facing N
  • Bed 1, window WID-101-001: 1,800 × 850 mm facing W
  • Bed 1, window WID-101-001: 1,800 × 1,810 mm facing N
  • Ensuite, window WID-102-001: 860 × 610 mm facing E
  • Kitchen/Family, window WID-106-001: 600 × 850 mm facing E
  • Kitchen/Family, window WID-102-001: 1,800 × 850 mm facing E
  • Kitchen/Family, window WID-104-007: 2,100 × 2,400 mm facing S
  • Bed 2, window WID-102-001: 1,200 × 1,810 mm facing S
  • Bed 3, window WID-102-001: 1,200 × 1,810 mm facing W
  • Bath, window WID-102-001: 1,200 × 1,570 mm facing W
  • Laundry, window TIM-001-01 W: 1,000 × 820 mm facing W
  • Bed 4, window WID-102-001: 1,200 × 1,810 mm facing W

Certificate 0013198346, issued 6 August 2026, from the council's DA documents. Verify this certificate

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