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2531 Sofala Road Wiagdon NSW 2795

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to 12.5 kW of solar panels and a 100,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 94 against 35 for energy and 96 against 40 for water.

Key features

Wall insulation
No added insulation
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Air conditioning and heating
Ceiling fans + 1-phase airconditioning (living area); Ceiling fans (bedroom); Wood heater (living area)

Built by Jake Stair Carpentry.

BASIX certificate

Energy score
94 (target 35)
Water score
96 (target 40)
Thermal performance
Pass
Bedrooms
3
Conditioned floor area
212.1 m²
Unconditioned floor area
28.8 m²
Site area
1,300,000 m²
Roof area
276 m²
Garden area
500 m²
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Solar panels
12.5 kW
Rainwater tank
100,000 litres
Fixtures
Showerheads 3 star, toilets 1 star, kitchen taps 3 star, basin taps 3 star
Cooktop
Induction

Heating

  • Living area: wood heater; Energy rating: n/a

Cooling

  • Living area: ceiling fans + 1-phase airconditioning; Energy rating: EER < 2.5
  • Bedroom: ceiling fans; Energy rating: n/a

Construction and insulation

  • Floor - concrete slab on ground, 201.5 square metres (no added insulation)
  • Floor - above habitable rooms or mezzanine, 39.25 square metres, framed (no added insulation)
  • External wall - mudbrick or rammed earth (300 mm) (no added insulation)

Certificate 1404506S_02, issued 23 July 2023, from the council's DA documents.

Other certificates for this address

BASIX certificate (alterations and additions), certificate A501353, issued 19 July 2023

BASIX certificate (alterations and additions)

This BASIX certificate is for alterations and additions, such as an extension or a pool, rather than a whole new house.

LED lighting
Yes

Construction and insulation

  • Concrete slab on ground floor (no added insulation)
  • Suspended floor above garage: framed (R0.7). R0.80 (down) (or R1.50 including construction)
  • External wall: framed (weatherboard, fibro, metal clad) R1.80 (or R2.20 including construction)
  • Internal wall shared with garage: plasterboard (R0.36)
  • Flat ceiling, pitched roof ceiling: R2.45 (up), roof: foil backed blanket (55 mm) dark (solar absorptance > 0.70)
  • Flat ceiling, flat roof: framed ceiling: R2.58 (up), roof: foil backed blanket (55 mm) dark (solar absorptance > 0.70)

Certificate A501353, issued 19 July 2023, from the council's DA documents.

BASIX certificate, certificate 1380313S, issued 17 March 2023

BASIX certificate

Energy score
94 (target 35)
Water score
96 (target 40)
Thermal performance
Pass
Bedrooms
4
Conditioned floor area
293.8 m²
Unconditioned floor area
35.1 m²
Site area
1,300,000 m²
Roof area
369 m²
Garden area
1,000 m²
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Solar panels
12 kW
Rainwater tank
100,000 litres
Fixtures
Showerheads 3 star, toilets 1 star, kitchen taps 3 star, basin taps 3 star

Heating

  • Living area: wood heater; Energy rating: n/a

Cooling

  • Living area: 1-phase airconditioning; Energy rating: EER < 2.5

Construction and insulation

  • Floor - concrete slab on ground (no added insulation)
  • External wall - mudbrick or rammed earth (300 mm) (no added insulation)

Certificate 1380313S, issued 17 March 2023, from the council's DA documents.

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