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50 Richmond Street Wardell NSW 2477

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 5.8 stars out of 10. Its BASIX certificate commits it to a 2,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 73 against 68 for energy and 42 against 40 for water.

Key features

Windows
17 windows and glazed doors: Timber B SG Clear
Wall insulation
R2.7
Roof and ceiling insulation
Ceiling R4, roof Corrugated Iron Bulk, Reflective Side Down, No Air Gap Above R1.4, medium colour
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Air conditioning and heating
1-phase airconditioning, non ducted (living area)

BASIX certificate

Energy score
73 (target 68)
Water score
42 (target 40)
Thermal performance
Pass
Materials score
11
Heating load
15 MJ/m² a year
Cooling load
30 MJ/m² a year
Bedrooms
3
Conditioned floor area
139 m²
Unconditioned floor area
12.5 m²
Site area
2,023 m²
Roof area
222 m²
Garden area
100 m²
Climate zone
NatHERS climate zone 10
Hot water
Electric heat pump with a performance of 31 to 35 STCs or better
Rainwater tank
2,000 litres
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Maximum glazing
timber frames 32.8 m², single glazing 32.8 m²

Heating

  • Living area: 1-phase airconditioning - non ducted; Energy rating: EER 3.0 - 3.5

Cooling

  • Living area: 1-phase airconditioning - non ducted; Energy rating: EER 3.0 - 3.5

Construction and insulation

  • Floor: suspended floor above open subfloor, hard wood; frame: timber - H2 treated softwood (foil-foam composite board+ foil/sarking)
  • External wall: framed (solid or reconstituted timber weatherboard); frame: timber - hardwood predominant incl. glue laminated beams. all external walls fibreglass batts or roll+ foil/sarking
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - hardwood predominant incl. glue laminated beams (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1795664S_03, issued 22 August 2025, from the council's DA documents.

NatHERS certificate

Star rating
5.8 stars
Rated with
BERS Pro v4.4.1.5 (3.21)
Rated on
22 Aug 2025
Wall insulation
R2.7
Ceiling insulation
R4
Floor insulation
R1.5
LED downlights
33
Living room glazing by direction
NE 7.7 m², NW 4.4 m²
All glazing by direction
NE 15.8 m², SE 3.6 m², SW 9 m², NW 4.4 m²

Roof

  • Corrugated Iron Bulk, Reflective Side Down, No Air Gap Above R1.4, medium colour

Window types

  • TIM-002-01 W Timber B SG Clear: U-value 5.4, SHGC 0.63

Window schedule

  • Bathroom, window TIM-002-01 W: 1,500 × 1,000 mm facing SW
  • Laundry, window TIM-002-01 W: 1,500 × 1,000 mm facing SW
  • Ensuite Bed 1, window TIM-002-01 W: 1,500 × 1,000 mm facing SW
  • Bedroom 1, window TIM-002-01 W: 1,500 × 1,000 mm facing SW
  • Bedroom 1, window TIM-002-01 W: 1,500 × 1,000 mm facing SW
  • Bedroom 2, window TIM-002-01 W: 1,500 × 1,000 mm facing SW
  • Study, window TIM-002-01 W: 1,100 × 1,500 mm facing NE
  • Study, window TIM-002-01 W: 1,100 × 1,000 mm facing SE
  • Study, window TIM-002-01 W: 1,100 × 1,000 mm facing SE
  • Bedroom 3, window TIM-002-01 W: 1,100 × 3,500 mm facing NE
  • Bedroom 3, window TIM-002-01 W: 1,200 × 1,200 mm facing SE
  • Hallway, window TIM-002-01 W: 1,100 × 1,500 mm facing NE
  • Hallway, window TIM-002-01 W: 900 × 1,000 mm facing NE
  • Kitchen/Living, window TIM-002-01 W: 2,100 × 2,100 mm facing NW
  • Kitchen/Living, window TIM-002-01 W: 1,100 × 2,800 mm facing NE
  • Kitchen/Living, window TIM-002-01 W: 1,100 × 2,100 mm facing NE
  • Kitchen/Living, window TIM-002-01 W: 1,100 × 2,100 mm facing NE

Certificate 0011924396-02, issued 22 August 2025, from the council's DA documents. Verify this certificate

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