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113 Elsiemer Street Toowoon Bay NSW 2261

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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 10 kW of solar panels and a 3,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 90 against 70.

Key features

Windows
28 windows and glazed doors: Aluminium Louvre Window SG 6ET; Aluminium Fixed Window DG LB Clr 5/10/5; Aluminium Sliding Door DG LB Clr 5/12/5 and 2 more types
Wall insulation
R2.7, R2.5
Roof and ceiling insulation
Ceiling R4, R6, R3, roof Waterproofing Membrane No Added Insulation, No air Gap, medium 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
90 (target 70)
Water score
40 (target 40)
Materials score
-30
Heating load
22 MJ/m² a year
Cooling load
28 MJ/m² a year
Bedrooms
5
Conditioned floor area
296.3 m²
Unconditioned floor area
18.1 m²
Site area
588 m²
Roof area
318 m²
Garden area
176 m²
Climate zone
NatHERS climate zone 15
Hot water
Gas instantaneous with a performance of 4 stars
Solar panels
10 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 89.5 m², single glazing 14.9 m², double glazing 74.6 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: 2 star (average zone)

Construction and insulation

  • Floor: suspended floor above enclosed subfloor, fibre cement; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: suspended floor above open subfloor, fibre cement; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, fibre cement; frame: timber - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, concrete - suspended; frame: no frame (fibreglass batts or roll)
  • Garage floor: concrete slab on ground (no added insulation)
  • External wall: concrete block/plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External garage wall: concrete block/plasterboard; frame: no frame (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: single skin masonry; frame: no frame (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 1851556S, issued 16 June 2026, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
16 Jun 2026
Wall insulation
R2.7, R2.5
Ceiling insulation
R4, R6, R3
Floor insulation
R2.7, R2.5, R3, R4, R3.1
Living room glazing by direction
N 4.5 m², E 4.3 m², S 22.3 m²
All glazing by direction
N 38.6 m², E 12.9 m², S 31.6 m², W 6.6 m²

Roof

  • Waterproofing Membrane No Added Insulation, No air Gap, medium colour
  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, dark colour

Window types

  • AWS-058-008 Aluminium Louvre Window SG 6ET: U-value 4.7, SHGC 0.47
  • AWS-090-027 Aluminium Fixed Window DG LB Clr 5/10/5: U-value 2, SHGC 0.5
  • AWS-110-073 Aluminium Sliding Door DG LB Clr 5/12/5: U-value 2.4, SHGC 0.53
  • AWS-018-001 Aluminium Hinged Door SG 5Clr: U-value 5.9, SHGC 0.56
  • AWS-093-027 Aluminium Sliding Window DG LB Clr 5/10/5: U-value 2.8, SHGC 0.49

Window schedule

  • Office, window AWS-058-008: 1,500 × 900 mm facing W
  • Entry, window AWS-058-008: 2,400 × 500 mm facing E
  • Kitchen/Living, window AWS-090-027: 1,500 × 2,000 mm facing N
  • Kitchen/Living, window AWS-058-008: 1,500 × 1,000 mm facing N
  • Kitchen/Living, window AWS-110-073: 2,400 × 3,600 mm facing S
  • Kitchen/Living, window AWS-058-008: 2,400 × 600 mm facing E
  • Kitchen/Living, window AWS-090-027: 2,400 × 1,200 mm facing E
  • Kitchen/Living, window AWS-110-073: 2,400 × 4,800 mm facing S
  • Pantry, window AWS-090-027: 450 × 2,000 mm facing E
  • Pantry, window AWS-058-008: 2,400 × 750 mm facing S
  • Laundry, window AWS-018-001: 2,400 × 920 mm facing N
  • Studio, window AWS-110-073: 2,600 × 3,500 mm facing N
  • Studio, window AWS-090-027: 600 × 3,500 mm facing N
  • Lounge, window AWS-093-027: 1,000 × 2,100 mm facing S
  • Stair/Hall, window AWS-093-027: 1,200 × 2,100 mm facing W
  • Stair/Hall, window AWS-090-027: 1,800 × 1,500 mm facing N
  • Stair/Hall, window AWS-090-027: 1,800 × 1,500 mm facing S
  • Bed 1 Ens, window AWS-058-008: 1,500 × 900 mm facing W
  • WIR, window AWS-058-008: 1,500 × 900 mm facing W
  • Bedroom 1, window AWS-090-027: 900 × 5,080 mm facing N
  • Bedroom 1, window AWS-110-073: 2,100 × 5,080 mm facing N
  • Bedroom 1, window AWS-058-008: 2,350 × 900 mm facing E
  • Bath, window AWS-093-027: 1,200 × 2,100 mm facing E
  • Bedroom 2, window AWS-093-027: 1,000 × 2,700 mm facing N
  • Bedroom 3, window AWS-093-027: 1,000 × 2,700 mm facing S
  • Bedroom 4, window AWS-090-027: 1,000 × 1,200 mm facing E
  • Bedroom 4, window AWS-058-008: 1,000 × 600 mm facing E
  • Bedroom 4, window AWS-093-027: 1,000 × 2,100 mm facing S

Certificate 0013084843, issued 16 June 2026, from the council's DA documents. Verify this certificate

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