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75 Porters Road Kenthurst NSW 2156

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7 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, ceiling and floor. It beat its BASIX energy target, scoring 78 against 70.

Key features

Windows
27 windows and glazed doors
Wall insulation
R2.7
Roof and ceiling insulation
Ceiling R6, R4, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, Anti-glare Up R1.3, dark colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom); Gas fixed flued heater, non ducted (living area)

Built by Berrell Constructions.

BASIX certificate

Energy score
78 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
38 MJ/m² a year
Cooling load
22 MJ/m² a year
Bedrooms
5
Conditioned floor area
379.1 m²
Unconditioned floor area
13 m²
Site area
20,000 m²
Roof area
465 m²
Garden area
969 m²
Climate zone
NatHERS climate zone 28
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
5 kW
Rainwater tank
10,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 114.2 m², single glazing 69 m², double glazing 45.2 m²

Heating

  • Living area: gas fixed flued heater - non ducted; Energy rating: 6 Star
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (polystyrene)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • 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 (foil/sarking)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1781917S_02, issued 15 March 2025, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.4 (3.23)
Rated on
15 Mar 2025
Wall insulation
R2.7
Ceiling insulation
R6, R4
Floor insulation
R2.7, R2.5
LED downlights
45
Living room glazing by direction
N 33.5 m²
All glazing by direction
N 58.2 m², E 11.3 m², S 5.4 m², W 18.4 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, Anti-glare Up R1.3, dark colour

Window schedule

  • Kitchen/Living HASDD-035-050-001 W31: 2,400 × 5,300 mm facing N
  • Kitchen/Living HAFWD-035-050-001 W10: 2,400 × 850 mm facing N
  • Kitchen/Living HAFWD-035-050-001 W13: 2,400 × 850 mm facing N
  • Kitchen/Living HAFWD-035-050-001 W11and12: 1,190 × 5,300 mm facing N
  • Kitchen/Living HASWD-035-050-001 W09: 1,450 × 1,810 mm facing N
  • Rumpus HASDD-035-050-001 WD7: 2,400 × 3,216 mm facing N
  • Entry Foyer HAFWD-035-050-001 WD1 Sl1: 2,400 × 650 mm facing S
  • Entry Foyer HAFWD-035-050-001 WD1 Sl2: 2,400 × 650 mm facing S
  • Entry Foyer HAFWD-035-050-001 WD1 Hl: 900 × 2,500 mm facing S
  • Study HAAWD-035-050-001 W20: 2,050 × 850 mm facing W
  • Bulter Arch HASWD-035-050-001 W08: 1,450 × 1,810 mm facing N
  • Gar Beds Hall HAHDD-035-045-001 WD5: 2,400 × 880 mm facing W
  • Garage HASWS-050-056-001 W01: 600 × 2,650 mm facing E
  • Laundry HAHDS-045-050-001 WD2: 2,400 × 880 mm facing E
  • Bed 5 Ens HASWS-045-062-001 W07: 2,050 × 1,810 mm facing W
  • Bedroom 1 HAAWS-050-056-001 W15: 2,050 × 850 mm facing W
  • Bedroom 1 HAAWS-050-056-001 W16: 2,050 × 850 mm facing W
  • Bedroom 1 HASDS-045-050-001 WD8: 2,400 × 3,250 mm facing N
  • Bedroom 1 HASWS-045-062-001 W14: 2,000 × 1,810 mm facing E
  • Bed 1 Ens HASWS-045-062-001 W17: 2,000 × 1,810 mm facing W
  • Bedroom 3 HASWS-045-062-001 W02: 1,800 × 1,810 mm facing E
  • Bedroom 4 HASDS-045-050-001 WD3: 2,400 × 2,710 mm facing N
  • Bed 4 Ens HASWS-045-062-001 W02: 1,200 × 610 mm facing E
  • Bedroom 5 HAAWS-050-056-001 W04: 2,050 × 610 mm facing W
  • Bedroom 5 HAAWS-050-056-001 W05: 2,050 × 610 mm facing W
  • Bedroom 5 HASDS-045-050-001 WD4: 2,400 × 3,250 mm facing N
  • Bed 5 WIR HAAWS-050-056-001 W06: 2,050 × 610 mm facing W

Certificate 0011688371-01, issued 15 March 2025, from the council's DA documents. Verify this certificate

Other certificates for this address

BASIX certificate, certificate 1781917S, issued 3 February 2025

BASIX certificate

Energy score
78 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
36 MJ/m² a year
Cooling load
22 MJ/m² a year
Bedrooms
5
Conditioned floor area
379.1 m²
Unconditioned floor area
13 m²
Site area
20,000 m²
Roof area
465 m²
Garden area
969 m²
Climate zone
NatHERS climate zone 28
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
5 kW
Rainwater tank
10,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 114.2 m², single glazing 64.5 m², double glazing 49.7 m²

Heating

  • Living area: gas fixed flued heater - non ducted; Energy rating: 6 Star
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (polystyrene)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • 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 (foil/sarking)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)

Certificate 1781917S, issued 3 February 2025, from the council's DA documents.

NatHERS certificate, certificate 0011688371, issued 3 February 2025

NatHERS certificate

Star rating
7.1 stars
Rated with
BERS Pro v5.2.4 (3.23)
Rated on
03 Feb 2025
Wall insulation
R2.7
Ceiling insulation
R4, R6
Floor insulation
R2.7, R2.5
LED downlights
45
Living room glazing by direction
N 33.5 m²
All glazing by direction
N 58.2 m², E 3.7 m², S 5.4 m², W 2.1 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, Anti-glare Up R1.3, dark colour

Window schedule

  • Kitchen/Living HABDD-035-050-001 W31: 2,400 × 5,300 mm facing N
  • Kitchen/Living HAFWD-035-050-001 W10: 2,400 × 850 mm facing N
  • Kitchen/Living HAFWD-035-050-001 W13: 2,400 × 850 mm facing N
  • Kitchen/Living HAFWD-035-050-001 W11and12: 1,190 × 5,300 mm facing N
  • Kitchen/Living HASWD-035-050-001 W09: 1,450 × 1,810 mm facing N
  • Rumpus HASDS-045-056-001 WD7: 2,400 × 3,216 mm facing N
  • Entry Foyer HAFWD-035-050-001 WD1 Sl1: 2,400 × 650 mm facing S
  • Entry Foyer HAFWD-035-050-001 WD1 Sl2: 2,400 × 650 mm facing S
  • Entry Foyer HAFWD-035-050-001 WD1 Hl: 900 × 2,500 mm facing S
  • Bulter Arch HASWD-035-050-001 W08: 1,450 × 1,810 mm facing N
  • Gar Beds Hall HAHDD-035-045-001 WD5: 2,400 × 880 mm facing W
  • Garage HASWS-050-056-001 W01: 600 × 2,650 mm facing E
  • Laundry HAHDS-045-050-001 WD2: 2,400 × 880 mm facing E
  • Bedroom 1 HASDS-045-056-001 WD8: 2,400 × 3,250 mm facing N
  • Bedroom 4 HASDS-045-056-001 WD3: 2,400 × 2,710 mm facing N
  • Bedroom 5 HASDS-045-056-001 WD4: 2,400 × 3,250 mm facing N

Certificate 0011688371, issued 3 February 2025, from the council's DA documents. Verify this certificate

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