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143 Kerrs Road Mount Vernon NSW 2178

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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 20 kW of solar panels and a 20,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 87 against 70.

Key features

Windows
81 windows and glazed doors: Smart slide w Aluminium Spacer DG LightBridge_ClrSII_65-12-6; IDEAL 4000 Fixed Window DG LightBridge_ClrSO_4-16-4; SIG Fixed Lite Externally Glazed (125mm) SG 638CPClr and 4 more types
Wall insulation
R4
Roof and ceiling insulation
Ceiling R6, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.8, medium colour
Hot water
Gas instantaneous with a performance of 5 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
87 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
40 MJ/m² a year
Cooling load
19 MJ/m² a year
Bedrooms
6
Conditioned floor area
796.3 m²
Unconditioned floor area
234 m²
Site area
25,400 m²
Roof area
1,313 m²
Garden area
661 m²
Climate zone
NatHERS climate zone 28
Hot water
Gas instantaneous with a performance of 5 stars
Solar panels
20 kW
Rainwater tank
20,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Maximum glazing
aluminium frames 682.1 m², single glazing 70.1 m², double glazing 612 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (foil-foam composite board)
  • Garage floor: concrete slab on ground (foil-foam composite board)
  • External wall: brick veneer; frame: timber - H2 treated softwood. all external walls fibreglass batts or roll+ foil/sarking
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
  • 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.)

Certificate 1816729S, issued 13 October 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.1 stars
Rated with
BERS Pro v5.1.9 (3.23)
Rated on
13 Oct 2025
Wall insulation
R4
Ceiling insulation
R6
Floor insulation
R2, R1.5, R4, R2.3
LED downlights
453
Living room glazing by direction
NE 59.2 m², SE 80.3 m², SW 82.2 m², NW 43.3 m²
All glazing by direction
NE 171.1 m², SE 164.5 m², S 11.8 m², SW 229 m², NW 105.6 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.8, medium colour

Window types

  • ALU-006-02 A Smart slide w Aluminium Spacer DG LightBridge_ClrSII_65-12-6: U-value 1.6, SHGC 0.41
  • ALU-018-05 W IDEAL 4000 Fixed Window DG LightBridge_ClrSO_4-16-4: U-value 1.5, SHGC 0.42
  • BRD-041-11 A SIG Fixed Lite Externally Glazed (125mm) SG 638CPClr: U-value 4.2, SHGC 0.6
  • BRD-082-83 A Signature Awning Window 100 DG 010_AGG PLUS Clr 4_12_4: U-value 3.3, SHGC 0.45
  • BRZ-011-04 A Duair Alt Lvre Syst ALS McArth EVO 150 CP DG 9741/101/6504: U-value 3, SHGC 0.4
  • DEC-003-07 W uPVC Sliding Window DG LightBridge_ClrSII_65-12-4: U-value 1.9, SHGC 0.35
  • PAR-004-02 W Bi-Fold Door TG 4EA-12Ar-3-12Ar-4EA: U-value 1.2, SHGC 0.37

Window schedule

  • BED 5, window BRD-082-83 A: 2,400 × 760 mm facing SW
  • BED 5, window ALU-018-05 W: 3,000 × 7,140 mm facing NE
  • BED 5, window ALU-006-02 A: 3,000 × 4,110 mm facing SE
  • BD5 ENS, window BRD-082-83 A: 1,790 × 760 mm facing SW
  • BD5 ENS, window ALU-018-05 W: 3,000 × 2,200 mm facing SW
  • LIVING ROOM, window BRD-082-83 A: 3,000 × 2,200 mm facing SW
  • LIVING ROOM, window ALU-018-05 W: 3,000 × 4,010 mm facing NE
  • LIVING ROOM, window BRZ-011-04 A: 3,000 × 600 mm facing NE
  • BED4 ENS, window DEC-003-07 W: 600 × 1,500 mm facing SW
  • BED 4, window ALU-006-02 A: 3,000 × 3,487 mm facing SW
  • BED3 ENS, window DEC-003-07 W: 600 × 1,450 mm facing SW
  • BED 3, window ALU-006-02 A: 3,000 × 4,110 mm facing SW
  • BED 2, window ALU-006-02 A: 3,500 × 3,806 mm facing SW
  • MASTER ENS, window ALU-018-05 W: 3,000 × 2,000 mm facing SW
  • MASTER ENS, window BRD-082-83 A: 3,000 × 655 mm facing SW
  • MASTER BED, window ALU-018-05 W: 1,200 × 1,480 mm facing SW
  • MASTER BED, window BRD-082-83 A: 1,200 × 1,000 mm facing SW
  • MASTER BED, window ALU-018-05 W: 1,200 × 2,500 mm facing NW
  • MASTER BED, window ALU-006-02 A: 3,500 × 2,560 mm facing SW
  • MASTER BED, window ALU-018-05 W: 3,500 × 5,220 mm facing NW
  • MASTER BED, window ALU-018-05 W: 3,500 × 2,733 mm facing NE
  • MASTER BED, window BRD-082-83 A: 3,500 × 2,600 mm facing NE
  • HALLWAY, window ALU-018-05 W: 3,000 × 4,200 mm facing SE
  • HALLWAY, window BRZ-011-04 A: 3,000 × 600 mm facing SE
  • HALLWAY, window BRZ-011-04 A: 3,000 × 600 mm facing SE
  • HALLWAY, window ALU-018-05 W: 3,000 × 4,385 mm facing NE
  • HALLWAY, window ALU-018-05 W: 3,000 × 4,385 mm facing NE
  • HALLWAY, window ALU-018-05 W: 3,000 × 2,934 mm facing NE
  • HALLWAY, window BRZ-011-04 A: 3,000 × 600 mm facing NE
  • HALLWAY, window BRZ-011-04 A: 3,000 × 600 mm facing NE
  • HALLWAY, window BRZ-011-04 A: 3,000 × 600 mm facing NE
  • GUEST BED, window DEC-003-07 W: 600 × 900 mm facing NW
  • GUEST BED, window ALU-018-05 W: 3,000 × 1,200 mm facing NW
  • GUEST BED, window ALU-018-05 W: 3,000 × 2,169 mm facing NE
  • GUEST BED, window BRD-082-83 A: 3,000 × 1,000 mm facing NE
  • KIT/DIN/LIV, window PAR-004-02 W: 3,500 × 6,190 mm facing NE
  • KIT/DIN/LIV, window ALU-018-05 W: 1,700 × 6,100 mm facing NE
  • KIT/DIN/LIV, window PAR-004-02 W: 3,500 × 6,220 mm facing NW
  • KIT/DIN/LIV, window ALU-018-05 W: 1,700 × 6,200 mm facing NW
  • KIT/DIN/LIV, window ALU-018-05 W: 5,300 × 4,462 mm facing SW
  • KIT/DIN/LIV, window PAR-004-02 W: 3,000 × 5,500 mm facing SE
  • KIT/DIN/LIV, window ALU-018-05 W: 5,000 × 12,760 mm facing SE
  • KIT/DIN/LIV, window ALU-018-05 W: 5,000 × 10,380 mm facing SW
  • KIT/DIN/LIV, window ALU-018-05 W: 5,000 × 600 mm facing NW
  • KIT/DIN/LIV, window ALU-018-05 W: 5,000 × 600 mm facing NW
  • STUDY, window BRD-082-83 A: 3,000 × 1,000 mm facing SW
  • STUDY, window ALU-018-05 W: 3,000 × 1,500 mm facing SW
  • STUDY, window ALU-018-05 W: 3,000 × 2,500 mm facing NW
  • ENTRY, window ALU-018-05 W: 5,300 × 2,227 mm facing S
  • ENTRY, window ALU-018-05 W: 5,300 × 4,462 mm facing SE
  • ENTRY, window ALU-018-05 W: 5,883 × 1,340 mm facing SW
  • ENTRY, window ALU-018-05 W: 5,883 × 1,940 mm facing NW
  • ENTRY, window ALU-018-05 W: 3,200 × 3,694 mm facing NE
  • ENTRY, window BRZ-011-04 A: 3,200 × 1,166 mm facing NE
  • CLOAK ROOM, window BRD-082-83 A: 3,000 × 600 mm facing NW
  • GARAGE, window BRD-041-11 A: 3,200 × 4,860 mm facing SW
  • GARAGE, window BRD-041-11 A: 3,200 × 1,900 mm facing SW
  • GARAGE, window BRD-041-11 A: 3,200 × 1,660 mm facing NW
  • PANTRY, window DEC-003-07 W: 600 × 2,048 mm facing NE
  • LIVING, window DEC-003-07 W: 2,400 × 4,450 mm facing NE
  • LIVING, window BRD-082-83 A: 3,000 × 900 mm facing NE
  • LIVING, window DEC-003-07 W: 2,400 × 2,069 mm facing NW
  • THEATRE, window BRD-082-83 A: 2,400 × 950 mm facing NW
  • THEATRE, window BRD-082-83 A: 2,400 × 950 mm facing SE
  • BATH, window DEC-003-07 W: 600 × 1,711 mm facing NE
  • GAME ROOM, window DEC-003-07 W: 600 × 3,000 mm facing NE
  • GAME ROOM, window DEC-003-07 W: 600 × 3,579 mm facing NE
  • GAME ROOM, window DEC-003-07 W: 3,000 × 2,800 mm facing SE
  • GAME ROOM, window DEC-003-07 W: 3,000 × 2,800 mm facing SE
  • GAME ROOM, window DEC-003-07 W: 3,000 × 3,445 mm facing SW
  • GAME ROOM, window ALU-018-05 W: 3,000 × 3,445 mm facing SW
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SE
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SE
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SE
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SW
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SW
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SW
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SW
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing SW
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing NW
  • SHED, window BRD-041-11 A: 4,800 × 900 mm facing NW

Certificate 0012294658, issued 13 October 2025, from the council's DA documents. Verify this certificate

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