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28 Brownell Drive Byron Bay NSW 2481

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to 4 kW of solar panels and a 1,800 litre rainwater tank. It beat its BASIX energy and water targets, scoring 76 against 68 for energy and 45 against 40 for water.

Key features

Windows
19 windows and glazed doors: Al Thermally Broken A DG Argon Fill High Solar Gain low-E - Clear; Al Thermally Broken A DG Argon Fill Low Solar Gain low-E - Clear; Al Thermally Broken B DG Argon Fill Low Solar Gain low-E - Clear and 1 more types
Wall insulation
All external walls fibreglass batts or roll
Roof and ceiling insulation
Roof Added insulation absorptance Roof Colour SLAB-250-CEIL-01: Concrete Slab (250mm) with Suspended PB Ceiling 0.00, medium colour
Hot water
Electric instantaneous
Air conditioning and heating
1-phase airconditioning, non ducted (living area and bedroom); 3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
76 (target 68)
Water score
45 (target 40)
Thermal performance
Pass
Materials score
-93
Heating load
12 MJ/m² a year
Cooling load
32 MJ/m² a year
Bedrooms
4
Conditioned floor area
283.6 m²
Unconditioned floor area
13.1 m²
Site area
720 m²
Roof area
258 m²
Garden area
284 m²
Climate zone
NatHERS climate zone 10
Hot water
Electric instantaneous
Solar panels
4 kW
Rainwater tank
1,800 litres
Fixtures
Showerheads 4 star, toilets 5 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Maximum glazing
aluminium frames 87 m², double glazing 87 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER > 4.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER > 4.0

Cooling

  • Living area: 1-phase airconditioning - non ducted; Energy rating: 5 star (hot zone)
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 5 star (hot zone)

Construction and insulation

  • Floor: concrete slab on ground (not specified)
  • Floor: suspended floor above enclosed subfloor, concrete - suspended; frame: no frame (not specified)
  • Garage floor: concrete slab on ground (not specified)
  • External wall: concrete block/plasterboard; frame: no frame. all external walls fibreglass batts or roll
  • Internal wall: block with low cement content and reconstituted sawdust; frame: no frame (fibreglass batts or roll)
  • Ceiling and roof: flat ceiling / pitched roof, concrete - plasterboard internal, no frame (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1731001S, issued 19 December 2023, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
Hero 3.1.0.6
Rated on
19 Dec 2023
All glazing by direction
N 10.7 m², E 28.6 m², S 9.5 m², W 49.5 m²

Roof

  • Added insulation absorptance Roof Colour SLAB-250-CEIL-01: Concrete Slab (250mm) with Suspended PB Ceiling 0.00, medium colour

Window types

  • ATB-005-03 B Al Thermally Broken A DG Argon Fill High Solar Gain low-E - Clear: U-value 2.91, SHGC 0.44
  • ATB-005-04 B Al Thermally Broken A DG Argon Fill Low Solar Gain low-E - Clear: U-value 3, SHGC 0.27
  • ATB-006-04 B Al Thermally Broken B DG Argon Fill Low Solar Gain low-E - Clear: U-value 3, SHGC 0.26
  • FIB-006-04 W Fibreglass B DG Argon Fill Low Solar Gain low-E -Clear: U-value 2, SHGC 0.23

Window schedule

  • BED 1, window ATB-006-04 B: 2,700 × 3,585 mm facing W
  • BED 2, window ATB-006-04 B: 2,700 × 3,585 mm facing W
  • BED 3, window ATB-006-04 B: 2,700 × 3,585 mm facing W
  • BED 4, window ATB-006-04 B: 2,700 × 2,003 mm facing E
  • ENS 4, window ATB-006-04 B: 2,700 × 2,000 mm facing E
  • HALL L1, window ATB-006-04 B: 1,059 × 1,200 mm facing S
  • HALL L2, window ATB-006-04 B: 2,700 × 2,800 mm facing W
  • HALL L2, window ATB-005-03 B: 2,700 × 1,000 mm facing W
  • HALL L3, window ATB-006-04 B: 2,700 × 1,736 mm facing E
  • KLD, window ATB-006-04 B: 2,700 × 825 mm facing N
  • KLD, window ATB-005-04 B: 2,700 × 1,300 mm facing N
  • KLD, window FIB-006-04 W: 1,500 × 1,050 mm facing W
  • KLD, window FIB-006-04 W: 1,500 × 1,050 mm facing W
  • KLD, window FIB-006-04 W: 1,495 × 4,720 mm facing W
  • KLD, window FIB-006-04 W: 1,500 × 3,270 mm facing N
  • STAIRS 1 L1, window ATB-006-04 B: 2,700 × 1,500 mm facing S
  • STAIRS 2 L2, window ATB-006-04 B: 1,450 × 3,880 mm facing E
  • STAiRS 2 L3, window ATB-006-04 B: 2,700 × 2,750 mm facing E
  • STAiRS 2 L3, window ATB-006-04 B: 2,700 × 1,535 mm facing S

Certificate HR-82DN0O-01, issued 19 December 2023, from the council's DA documents. Verify this certificate

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