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1 Balgowlah Road Manly NSW 2095

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7.3 stars out of 10. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 73 against 72.

Key features

Windows
20 windows and glazed doors
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R3, roof Construction Insulation Reflective wrap* Waterproofing Membrane No Added Insulation, No air Gap, 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
73 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-24
Heating load
11 MJ/m² a year
Cooling load
15 MJ/m² a year
Bedrooms
4
Conditioned floor area
147 m²
Site area
209 m²
Roof area
113 m²
Garden area
41 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 84.4 m², single glazing 84.4 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: suspended floor above enclosed subfloor, concrete - suspended; frame: no frame (rockwool batts, roll or pump-in)
  • Floor: suspended floor above open subfloor, concrete - suspended; frame: no frame (rockwool batts, roll or pump-in)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: no frame (no added insulation)
  • External wall: brick veneer; frame: light steel frame. all external walls rockwool batts, roll or pump-in+ foil/sarking
  • Internal wall: plasterboard; frame: light steel frame (no added insulation)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, light steel frame (ceiling: rockwool batts, roll or pump-in; roof: foil/sarking.)

Certificate 1818074S_02, issued 11 March 2026, from the council's DA documents.

NatHERS certificate

Star rating
7.3 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
11 Mar 2026
Wall insulation
R2.5
Ceiling insulation
R3
Floor insulation
R2.5, R2
LED downlights
26
Living room glazing by direction
NE 16.3 m², SE 6.4 m², SW 1 m², NW 1.2 m²
All glazing by direction
NE 33.5 m², SE 13.6 m², SW 14.1 m², NW 5.4 m²

Roof

  • Construction Insulation Reflective wrap* Waterproofing Membrane No Added Insulation, No air Gap, medium colour
  • Corrugated Iron Steel Frame Bulk, Reflective Side Down, Anti-glare Up R1.8, medium colour

Window schedule

  • Kitchen/Living ATB-006-03 B W18: 600 × 2,000 mm facing NW
  • Kitchen/Living ATB-006-03 B W7: 1,400 × 3,600 mm facing NE
  • Kitchen/Living ATB-006-03 B W8: 2,600 × 2,400 mm facing NE
  • Kitchen/Living ATB-006-03 B W9: 1,400 × 3,600 mm facing NE
  • Kitchen/Living ATB-006-03 B W19: 1,400 × 3,100 mm facing SE
  • Kitchen/Living ATB-006-03 B W21: 1,400 × 1,500 mm facing SE
  • Kitchen/Living ATB-006-03 B W1: 2,700 × 350 mm facing SW
  • Bedroom 1 ATB-006-03 B W2: 2,700 × 2,800 mm facing SW
  • Bedroom 2 ATB-006-03 B W16: 1,400 × 600 mm facing NW
  • Bedroom 2 ATB-006-03 B W17: 1,400 × 600 mm facing NW
  • Ens 3 ATB-006-03 B W15: 1,400 × 600 mm facing NW
  • Ens 2 ATB-006-02 B W25: 600 × 1,500 mm facing SE
  • Bedroom 3 ATB-006-03 B W13: 1,400 × 600 mm facing NW
  • Bedroom 3 ATB-006-03 B W14: 1,400 × 600 mm facing NW
  • Bedroom 3 ATB-006-03 B W12: 2,600 × 2,900 mm facing NE
  • Bedroom 4 ATB-006-03 B W10: 2,600 × 2,900 mm facing NE
  • Bedroom 4 ATB-006-03 B W20: 2,600 × 2,400 mm facing SE
  • Bedroom 4 ATB-006-03 B W6: 2,700 × 900 mm facing SW
  • Ens 4 ATB-006-03 B W11: 2,600 × 800 mm facing NE
  • Void ATB-006-03 B W4: 2,400 × 1,300 mm facing SW

Certificate 0012308490-01, issued 11 March 2026, from the council's DA documents. Verify this certificate

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