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25 Old Gosford Road Wamberal NSW 2260

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 5.2 stars out of 10. Its BASIX certificate commits it to 1.3 kW of solar panels and a 5,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX water target, scoring 42 against 40.

Key features

Windows
29 windows and glazed doors: 502/504 Al Sliding Window SG 6.38CP; SERIES 525 LOUVRE SERIES 400 CENTREGLAZED SG 6mmEVanClr; 549 ED Al Entry Door SG 6.38Sct and 3 more types
Wall insulation
R2.5, R3.8
Roof and ceiling insulation
Ceiling R4, roof Corrugated Iron Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
50 (target 50)
Water score
42 (target 40)
Thermal performance
Pass
Heating load
49 MJ/m² a year
Cooling load
32 MJ/m² a year
Bedrooms
5
Conditioned floor area
306.3 m²
Unconditioned floor area
23.1 m²
Site area
724 m²
Roof area
402 m²
Garden area
150 m²
Climate zone
NatHERS climate zone 15
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
1.3 kW
Rainwater tank
5,000 litres
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER < 2.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER < 2.5

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER < 2.5
  • Bedroom: 3-phase airconditioning; Energy rating: EER < 2.5

Certificate 1327006S, issued 15 August 2022, from the council's DA documents.

NatHERS certificate

Star rating
5.2 stars
Rated with
BERS Pro v4.4.1.5 (3.21)
Rated on
15 Aug 2022
Wall insulation
R2.5, R3.8
Ceiling insulation
R4
Floor insulation
R4, R1
LED downlights
55
Living room glazing by direction
N 26 m², E 11.5 m², S 5 m², W 1.7 m²
All glazing by direction
N 36.1 m², E 22.9 m², S 14.9 m², W 16.6 m²

Roof

  • Corrugated Iron Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
  • Waterproofing Membrane No Insulation, Only an Air Gap, medium colour

Window types

  • AWS-001-05 A 502/504 Al Sliding Window SG 6.38CP: U-value 4.6, SHGC 0.45
  • AWS-058-03 A SERIES 525 LOUVRE SERIES 400 CENTREGLAZED SG 6mmEVanClr: U-value 4.9, SHGC 0.43
  • AWS-018-05 A 549 ED Al Entry Door SG 6.38Sct: U-value 4.4, SHGC 0.46
  • AWS-066-02 A RES SERIES 516 FIXED WINDOW SG 638ComPlyNtl: U-value 3.9, SHGC 0.47
  • AWS-007-06 A 516 Al Awining Window SG 6.38Sct: U-value 4.9, SHGC 0.53
  • AWS-011-06 A 541/542 Al Sliding Door SG 6.38CP: U-value 4.4, SHGC 0.45

Window schedule

  • Studio, window AWS-001-05 A: 900 × 2,400 mm facing W
  • Studio, window AWS-058-03 A: 2,400 × 600 mm facing S
  • Studio, window AWS-058-03 A: 2,400 × 600 mm facing S
  • Studio, window AWS-018-05 A: 2,400 × 1,440 mm facing S
  • Studio, window AWS-066-02 A: 400 × 2,610 mm facing S
  • Bath 1 GF, window AWS-058-03 A: 2,100 × 600 mm facing W
  • Guest Bed, window AWS-001-05 A: 1,500 × 2,100 mm facing W
  • Bedroom 2, window AWS-001-05 A: 1,500 × 2,100 mm facing W
  • Bath 2 GF, window AWS-001-05 A: 1,500 × 2,100 mm facing W
  • LDRY, window AWS-018-05 A: 2,400 × 870 mm facing W
  • Kitchen/Living, window AWS-066-02 A: 700 × 2,400 mm facing W
  • Kitchen/Living, window AWS-007-06 A: 1,500 × 2,100 mm facing N
  • Kitchen/Living, window AWS-011-06 A: 2,400 × 4,500 mm facing N
  • Kitchen/Living, window AWS-066-02 A: 775 × 7,120 mm facing N
  • Kitchen/Living, window AWS-011-06 A: 2,400 × 4,800 mm facing E
  • Living, window AWS-058-03 A: 2,400 × 600 mm facing N
  • Living, window AWS-066-02 A: 2,400 × 2,100 mm facing N
  • Bedroom 3, window AWS-001-05 A: 1,500 × 2,100 mm facing E
  • Bedroom 4, window AWS-001-05 A: 1,500 × 2,100 mm facing E
  • Garage 1, window AWS-001-05 A: 600 × 2,100 mm facing E
  • Studio, window AWS-058-03 A: 2,400 × 450 mm facing S
  • Rumpus, window AWS-066-02 A: 1,200 × 4,200 mm facing S
  • Study/Landing F, window AWS-066-02 A: 2,100 × 1,800 mm facing N
  • Bedroom 1, window AWS-058-03 A: 2,400 × 600 mm facing N
  • Bedroom 1, window AWS-058-03 A: 2,400 × 600 mm facing N
  • Bedroom 1, window AWS-018-05 A: 2,400 × 1,440 mm facing N
  • Bedroom 1, window AWS-001-05 A: 900 × 2,700 mm facing E
  • ENS Bed 1, window AWS-058-03 A: 1,800 × 750 mm facing E
  • ENS Bed 1, window AWS-058-03 A: 1,800 × 750 mm facing S

Certificate 0007959836, issued 15 August 2022, from the council's DA documents. Verify this certificate

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