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Home report
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412 Wattamolla Road Wattamolla NSW 2535
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 5.3 stars out of 10. Its BASIX certificate commits it to 2 kW of solar panels and a 100,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 74 against 69 for energy and 50 against 40 for water.
Key features
- Windows
- 41 windows and glazed doors: Aluminium A DG Air Fill Clear-Clear; Aluminium B DG Air Fill Clear-Clear
- Wall insulation
- Fibreglass batts or roll
- Roof and ceiling insulation
- Roof Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 0.00, dark colour
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
Built by Morrow Building.
BASIX certificate
- Energy score
- 74 (target 69)
- Water score
- 50 (target 40)
- Thermal performance
- Pass
- Materials score
- -37
- Heating load
- 35 MJ/m² a year
- Cooling load
- 25 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 189.3 m²
- Unconditioned floor area
- 20 m²
- Site area
- 101,100 m²
- Roof area
- 301 m²
- Garden area
- 2,000 m²
- Climate zone
- NatHERS climate zone 18
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Solar panels
- 2 kW
- Rainwater tank
- 100,000 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 78.6 m², double glazing 78.6 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
Construction and insulation
- Floor: concrete slab on ground, waffle pod slab (no added insulation)
- External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll)
- External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll)
- 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 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 1793096S, issued 28 April 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 5.3 stars
- Rated with
- Hero 3.0.1
- Rated on
- 24 Aug 2023
- All glazing by direction
- NNE 85.1 m², ESE 11.3 m², SSW 27.8 m², WNW 13.7 m²
Roof
- Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 0.00, dark colour
- (Monument) FLAT-01: Flat Framed / Skillion Metal Roof & Flat PB Ceiling 1.30, dark colour
Window types
- ALM-003-01 A Aluminium A DG Air Fill Clear-Clear: U-value 4.8, SHGC 0.51
- ALM-004-01 A Aluminium B DG Air Fill Clear-Clear: U-value 4.8, SHGC 0.59
Window schedule
- bed. 1, window ALM-004-01 A: 2,700 × 3,000 mm facing NNE
- bed. 1, window ALM-004-01 A: 900 × 3,000 mm facing NNE
- bed. 1, window ALM-003-01 A: 2,700 × 600 mm facing ESE
- bed. 1, window ALM-003-01 A: 2,700 × 600 mm facing ESE
- bed. 2, window ALM-003-01 A: 1,200 × 1,200 mm facing SSW
- bed. 2, window ALM-004-01 A: 1,200 × 1,200 mm facing SSW
- bed. 2, window ALM-003-01 A: 1,200 × 1,200 mm facing SSW
- bed. 3, window ALM-003-01 A: 1,200 × 1,200 mm facing SSW
- bed. 3, window ALM-004-01 A: 1,200 × 1,200 mm facing SSW
- bed. 3, window ALM-003-01 A: 1,200 × 1,200 mm facing SSW
- bed. 4, window ALM-003-01 A: 1,200 × 1,200 mm facing SSW
- bed. 4, window ALM-004-01 A: 1,200 × 1,200 mm facing SSW
- bed. 4, window ALM-003-01 A: 1,200 × 1,200 mm facing SSW
- bed. 5, window ALM-004-01 A: 900 × 3,000 mm facing NNE
- bed. 5, window ALM-004-01 A: 2,700 × 3,000 mm facing NNE
- ens. 3, window ALM-004-01 A: 1,200 × 1,200 mm facing SSW
- ens. 3, window ALM-003-01 A: 1,200 × 1,200 mm facing SSW
- ens. 4, window ALM-003-01 A: 1,200 × 1,400 mm facing SSW
- ens. 4, window ALM-004-01 A: 1,200 × 1,400 mm facing SSW
- ens. 5, window ALM-004-01 A: 900 × 1,200 mm facing NNE
- ens. 5, window ALM-003-01 A: 900 × 1,200 mm facing NNE
- ensuite 1, window ALM-004-01 A: 3,000 × 2,100 mm facing ESE
- ensuite 1, window ALM-003-01 A: 1,200 × 1,300 mm facing SSW
- ensuite 1, window ALM-004-01 A: 1,200 × 1,300 mm facing SSW
- ensuite 1, window ALM-003-01 A: 1,200 × 1,300 mm facing SSW
- entry/hall, window ALM-003-01 A: 2,700 × 1,200 mm facing WNW
- entry/hall, window ALM-003-01 A: 1,281 × 1,200 mm facing WNW
- garage, window ALM-004-01 A: 2,700 × 900 mm facing NNE
- garage, window ALM-004-01 A: 2,700 × 900 mm facing NNE
- garage, window ALM-004-01 A: 2,700 × 900 mm facing NNE
- kld, window ALM-004-01 A: 2,700 × 11,100 mm facing NNE
- kld, window ALM-004-01 A: 2,075 × 11,100 mm facing NNE
- kld, window ALM-004-01 A: 2,700 × 400 mm facing ESE
- kld, window ALM-004-01 A: 2,700 × 400 mm facing WNW
- l.dry/mud, window ALM-003-01 A: 1,200 × 1,100 mm facing SSW
- l.dry/mud, window ALM-004-01 A: 1,200 × 1,100 mm facing SSW
- l.dry/mud, window ALM-003-01 A: 1,200 × 1,100 mm facing SSW
- l.dry/mud, window ALM-004-01 A: 3,000 × 1,800 mm facing WNW
- office, window ALM-003-01 A: 2,700 × 900 mm facing WNW
- p'try, window ALM-003-01 A: 900 × 1,200 mm facing NNE
- w.i.r 1, window ALM-003-01 A: 700 × 1,000 mm facing ESE
Certificate HR-2LT6ID-01, issued 24 August 2023, from the council's DA documents. Verify this certificate
Other certificates for this address
BASIX certificate, certificate 1417296S, issued 25 August 2023
BASIX certificate
- Energy score
- 60 (target 50)
- Water score
- 42 (target 40)
- Thermal performance
- Pass
- Heating load
- 67 MJ/m² a year
- Cooling load
- 30 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 266.6 m²
- Unconditioned floor area
- 17 m²
- Site area
- 101,174 m²
- Roof area
- 322 m²
- Garden area
- 350 m²
- Climate zone
- NatHERS climate zone 18
- Hot water
- Electric heat pump with a performance of 31 to 35 STCs or better
- Solar panels
- 2 kW
- Rainwater tank
- 2,500 litres
- Fixtures
- Showerheads 4 star, toilets 5 star, kitchen taps 5 star, basin taps 5 star
- LED lighting
- Yes
Heating
- Living area: 1-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning; Energy rating: EER 3.0 - 3.5
Cooling
- Living area: 1-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning; Energy rating: EER 3.0 - 3.5
Certificate 1417296S, issued 25 August 2023, from the council's DA documents.
BASIX certificate, certificate 1269300S_02, issued 25 January 2022
BASIX certificate
- Energy score
- 56 (target 50)
- Water score
- 70 (target 40)
- Thermal performance
- Pass
- Heating load
- 71 MJ/m² a year
- Cooling load
- 20 MJ/m² a year
- Bedrooms
- 6
- Conditioned floor area
- 298.9 m²
- Unconditioned floor area
- 45.6 m²
- Site area
- 101,174 m²
- Roof area
- 442 m²
- Garden area
- 526 m²
- Climate zone
- NatHERS climate zone 18
- Hot water
- Gas instantaneous with a performance of 3 stars
- Solar panels
- 10 kW
- Rainwater tank
- 100,000 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
- LED lighting
- Yes
- Clothes line
- Yes
Heating
- Living area: 1-phase airconditioning; Energy rating: 2 star (cold zone)
- Bedroom: 1-phase airconditioning; Energy rating: 2 star (cold zone)
Cooling
- Living area: 1-phase airconditioning; Energy rating: 2 star (cold zone)
- Bedroom: 1-phase airconditioning; Energy rating: 2 star (cold zone)
Certificate 1269300S_02, issued 25 January 2022, from the council's DA documents.
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