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12 Bayswater Street Vincentia NSW 2540

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 5 kW of solar panels and a 10,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls and floor. It beat its BASIX energy target, scoring 100 against 69.

Key features

Windows
37 windows and glazed doors: TB Tim Sashless Horizontal Slider; ComfortEDGE™ Series 755 Awning Window - Double Glazed with Inline Reveal; ComfortEDGE™ Series 755 Fixed Window - Double Glazed - with Inline Reveal and 5 more types
Wall insulation
R3.6
Roof and ceiling insulation
Roof Added insulation absorptance Roof Colour FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 0.00, medium colour
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Air conditioning and heating
1-phase airconditioning, non ducted (living area)

BASIX certificate

Energy score
100 (target 69)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-10
Heating load
32 MJ/m² a year
Cooling load
27 MJ/m² a year
Bedrooms
2
Conditioned floor area
163.1 m²
Unconditioned floor area
17.8 m²
Site area
688 m²
Roof area
177 m²
Garden area
260 m²
Climate zone
NatHERS climate zone 18
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Solar panels
5 kW
Rainwater tank
10,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 102 m², single glazing 2 m², double glazing 100 m²

Heating

  • Living area: 1-phase airconditioning - non ducted; Energy rating: 3 star (cold zone)

Cooling

  • Living area: 1-phase airconditioning - non ducted; Energy rating: 3 star (cold zone)

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (no added insulation)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - untreated softwood (fibreglass batts or roll)
  • External wall: framed (fibre cement sheet or boards); frame: timber - untreated softwood (fibreglass batts or roll)
  • External wall: mudbrick or rammed earth; frame: no frame (no added insulation)
  • Internal wall: plasterboard; frame: timber - untreated softwood (fibreglass batts or roll)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1835069S_02, issued 11 March 2026, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
Hero 4.1
Rated on
10 Mar 2026
Wall insulation
R3.6
Floor insulation
R3.6
Living room glazing by direction
N 31.9 m², S 11.9 m², W 3.8 m²
All glazing by direction
N 57.6 m², E 4.3 m², S 33.7 m², W 11.6 m²

Roof

  • Added insulation absorptance Roof Colour FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 0.00, medium colour

Window types

  • ANE-012-002 TB Tim Sashless Horizontal Slider: U-value 2.1, SHGC 0.55
  • AWS-088-019 ComfortEDGE™ Series 755 Awning Window - Double Glazed with Inline Reveal: U-value 2.4, SHGC 0.46
  • AWS-090-029 ComfortEDGE™ Series 755 Fixed Window - Double Glazed - with Inline Reveal: U-value 1.9, SHGC 0.52
  • AWS-112-059 ComfortEDGE™ Series 759 FBR Sliding Door - Double Glazed with Inline Reveal & Embedded Sill: U-value 2.2, SHGC 0.5
  • BRZ-005-013 Altair Louvre Comp in a timber frame: U-value 3.4, SHGC 0.49
  • CWS-002-001 Steel Casement Door: U-value 2.5, SHGC 0.55
  • PRO-005-005 70mm System Opening Outward Awning: U-value 2.5, SHGC 0.57
  • WID-131-015 Natura Fixed Window: U-value 2.1, SHGC 0.56

Window schedule

  • Bath, window PRO-005-005: 2,400 × 900 mm facing W
  • Bathr'm, window AWS-088-019: 1,000 × 900 mm facing E
  • Bedroom 1, window ANE-012-002: 2,450 × 3,650 mm facing N
  • Bedroom 1, window PRO-005-005: 2,450 × 1,220 mm facing N
  • Bedroom 2, window WID-131-015: 1,500 × 1,500 mm facing W
  • Bedroom 2, window PRO-005-005: 1,500 × 1,000 mm facing W
  • Craft, window WID-131-015: 1,400 × 1,400 mm facing W
  • Craft, window CWS-002-001: 2,450 × 920 mm facing N
  • Craft, window PRO-005-005: 2,450 × 820 mm facing N
  • Craft, window CWS-002-001: 2,450 × 920 mm facing S
  • Craft, window BRZ-005-013: 2,450 × 820 mm facing S
  • Ensuite, window PRO-005-005: 700 × 1,790 mm facing S
  • Entry, window WID-131-015: 2,450 × 680 mm facing S
  • Entry, window CWS-002-001: 2,450 × 920 mm facing S
  • Kitch/Din/Living, window ANE-012-002: 2,450 × 3,650 mm facing S
  • Kitch/Din/Living, window PRO-005-005: 2,450 × 1,220 mm facing S
  • Kitch/Din/Living, window ANE-012-002: 2,450 × 3,650 mm facing N
  • Kitch/Din/Living, window PRO-005-005: 2,450 × 1,220 mm facing N
  • Kitch/Din/Living, window ANE-012-002: 2,450 × 4,610 mm facing N
  • Kitch/Din/Living, window WID-131-015: 1,500 × 1,500 mm facing W
  • Kitch/Din/Living, window PRO-005-005: 1,500 × 1,000 mm facing W
  • Kitch/Din/Living, window AWS-090-029: 897 × 3,750 mm facing N
  • Kitch/Din/Living, window AWS-088-019: 897 × 1,120 mm facing N
  • Kitch/Din/Living, window AWS-090-029: 897 × 4,770 mm facing N
  • Ldry, window WID-131-015: 700 × 1,393 mm facing S
  • Ldry, window PRO-005-005: 700 × 1,690 mm facing S
  • Snug, window PRO-005-005: 500 × 1,800 mm facing E
  • Snug, window WID-131-015: 1,400 × 1,800 mm facing E
  • Studio, window AWS-112-059: 2,450 × 2,940 mm facing N
  • Studio, window PRO-005-005: 2,450 × 950 mm facing N
  • Studio, window CWS-002-001: 2,100 × 870 mm facing S
  • WIR, window AWS-090-029: 897 × 1,780 mm facing S
  • WIR, window AWS-088-019: 897 × 1,120 mm facing S
  • WIR, window AWS-090-029: 897 × 1,600 mm facing S
  • WIR, window AWS-088-019: 897 × 1,120 mm facing S
  • WIR, window AWS-090-029: 897 × 1,840 mm facing S
  • WIR, window AWS-090-029: 897 × 1,800 mm facing S

Certificate HR-64M0VC-02, issued 10 March 2026, from the council's DA documents. Verify this certificate

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