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251 Hursley Road Redbank NSW 2446

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.4 stars out of 10. Its BASIX certificate commits it to 14 kW of solar panels and a 30,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 98 against 70 for energy and 74 against 40 for water.

Key features

Windows
24 windows and glazed doors: uPVC Sliding Door DG AGG CLASSIC Clr 4/12/4; uPVC Awning Window DG 4Clr/16/4Clr; uPVC Fixed Window DG 4Clr/16Ar/4Clr and 2 more types
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R4, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour
Hot water
Electric storage
Air conditioning and heating
1-phase airconditioning, non ducted (bedroom); Wood heater (living area)

BASIX certificate

Energy score
98 (target 70)
Water score
74 (target 40)
Thermal performance
Pass
Materials score
-12
Heating load
29 MJ/m² a year
Cooling load
15 MJ/m² a year
Bedrooms
3
Conditioned floor area
189.8 m²
Unconditioned floor area
11.3 m²
Site area
10,000 m²
Roof area
400 m²
Garden area
350 m²
Climate zone
NatHERS climate zone 15
Hot water
Electric storage
Solar panels
14 kW
Rainwater tank
30,000 litres
Fixtures
Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
uPVC frames 75.6 m², double glazing 75.6 m²

Heating

  • Living area: wood heater; Energy rating: n/a
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 1 star (average zone)

Cooling

  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 1 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (no added insulation)
  • External wall: framed (metal clad); frame: timber - H2 treated softwood. all external walls 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.)

Certificate 1790910S, issued 8 April 2025, from the council's DA documents.

NatHERS certificate

Star rating
7.4 stars
Rated with
BERS Pro v5.2.4 (3.23)
Rated on
08 Apr 2025
Wall insulation
R2.5
Ceiling insulation
R4
Floor insulation
R2.5
LED downlights
44
Living room glazing by direction
NE 22.9 m², SW 6.7 m²
All glazing by direction
N 2.3 m², NE 46.6 m², SE 7.2 m², SW 15 m², W 2.5 m², NW 1.9 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, light colour

Window types

  • DEC-024-001 uPVC Sliding Door DG AGG CLASSIC Clr 4/12/4: U-value 2.4, SHGC 0.6
  • DEC-001-005 uPVC Awning Window DG 4Clr/16/4Clr: U-value 2.4, SHGC 0.43
  • DEC-013-001 uPVC Fixed Window DG 4Clr/16Ar/4Clr: U-value 2.4, SHGC 0.6
  • DEC-026-001 uPVC Hinged Door DG AGG CLASSIC Clr 4/12/4: U-value 2.2, SHGC 0.49
  • DEC-003-041 uPVC Sliding Window DG AGG CLASSIC Clr 4/16/4: U-value 2.6, SHGC 0.51

Window schedule

  • Master Bed, window DEC-024-001: 2,400 × 3,300 mm facing NE
  • Master Bed, window DEC-001-005: 2,400 × 800 mm facing NE
  • Master Bed, window DEC-001-005: 1,800 × 800 mm facing SE
  • Master Bed, window DEC-001-005: 1,800 × 800 mm facing SE
  • WIR, window DEC-001-005: 1,800 × 800 mm facing SE
  • Ensuite, window DEC-001-005: 1,500 × 800 mm facing SW
  • Ensuite, window DEC-013-001: 1,800 × 1,600 mm facing SE
  • Kitchen/Living, window DEC-001-005: 2,400 × 800 mm facing SW
  • Kitchen/Living, window DEC-026-001: 2,400 × 1,000 mm facing SW
  • Kitchen/Living, window DEC-003-041: 1,500 × 1,600 mm facing SW
  • Kitchen/Living, window DEC-003-041: 2,400 × 1,600 mm facing NE
  • Kitchen/Living, window DEC-024-001: 2,400 × 6,320 mm facing NE
  • Kitchen/Living, window DEC-003-041: 2,400 × 1,600 mm facing NE
  • Pantry, window DEC-003-041: 1,500 × 1,600 mm facing SW
  • Laundry, window DEC-001-005: 1,500 × 800 mm facing SW
  • Bath, window DEC-001-005: 1,200 × 900 mm facing SW
  • Study, window DEC-003-041: 1,500 × 1,600 mm facing SW
  • Study, window DEC-003-041: 2,100 × 1,200 mm facing W
  • Study, window DEC-003-041: 2,100 × 1,100 mm facing N
  • Bedroom 2, window DEC-024-001: 2,400 × 2,400 mm facing NE
  • Bedroom 2, window DEC-001-005: 2,400 × 800 mm facing NE
  • Bedroom 3, window DEC-001-005: 2,400 × 800 mm facing NW
  • Bedroom 3, window DEC-024-001: 2,400 × 1,800 mm facing NE
  • Bedroom 3, window DEC-001-005: 2,400 × 800 mm facing NE

Certificate 0011847043, issued 8 April 2025, from the council's DA documents.

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