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11 Stewart Street Lennox Head NSW 2478

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 5.7 stars out of 10. Its BASIX certificate commits it to a 2,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 72 against 68 for energy and 44 against 40 for water.

Key features

Windows
19 windows and glazed doors: Aluminium B SG Clear
Wall insulation
All external walls fibreglass batts or roll
Roof and ceiling insulation
Roof Added insulation absorptance Roof Colour FLAT-01: Flat Framed / Skillion Metal Roof & Flat PB Ceiling 1.30, medium colour
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better

BASIX certificate

Energy score
72 (target 68)
Water score
44 (target 40)
Materials score
20
Heating load
6 MJ/m² a year
Cooling load
51 MJ/m² a year
Bedrooms
3
Conditioned floor area
195.3 m²
Unconditioned floor area
17.2 m²
Site area
500 m²
Roof area
139 m²
Garden area
234 m²
Climate zone
NatHERS climate zone 10
Hot water
Electric heat pump with a performance of 15 to 20 STCs or better
Rainwater tank
2,000 litres
Fixtures
Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 43.3 m², single glazing 43.3 m²

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (no added insulation)
  • Floor: suspended floor above open subfloor, concrete - suspended; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: timber - H2 treated softwood (no added insulation)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: none.)

Certificate 1855153S, issued 8 July 2026, from the council's DA documents.

NatHERS certificate

Star rating
5.7 stars
Rated with
Hero 4.1
Rated on
08 Jul 2026
Living room glazing by direction
N 2 m², E 11.7 m², S 4.1 m², W 2.9 m²
All glazing by direction
N 6.4 m², E 16.4 m², S 10.9 m², W 9.5 m²

Roof

  • Added insulation absorptance Roof Colour FLAT-01: Flat Framed / Skillion Metal Roof & Flat PB Ceiling 1.30, medium colour

Window types

  • ALM-002-01 A Aluminium B SG Clear: U-value 6.7, SHGC 0.7

Window schedule

  • BAR, window ALM-002-01 A: 600 × 2,700 mm facing N
  • BAR, window ALM-002-01 A: 1,200 × 2,400 mm facing W
  • BATH, window ALM-002-01 A: 600 × 1,200 mm facing W
  • BED 1, window ALM-002-01 A: 600 × 3,400 mm facing N
  • BED 1, window ALM-002-01 A: 1,200 × 1,500 mm facing E
  • BED 2, window ALM-002-01 A: 1,200 × 2,400 mm facing E
  • BED 2, window ALM-002-01 A: 1,200 × 3,400 mm facing S
  • BED 3, window ALM-002-01 A: 600 × 3,400 mm facing S
  • DINING/LOUNGE, window ALM-002-01 A: 1,200 × 3,400 mm facing S
  • DINING/LOUNGE, window ALM-002-01 A: 2,200 × 2,400 mm facing E
  • ENSUITE, window ALM-002-01 A: 600 × 1,200 mm facing N
  • ENSUITE, window ALM-002-01 A: 600 × 2,400 mm facing W
  • HALL, window ALM-002-01 A: 600 × 2,000 mm facing W
  • KITCHEN, window ALM-002-01 A: 1,200 × 2,400 mm facing W
  • LIVING, window ALM-002-01 A: 600 × 3,400 mm facing N
  • LIVING, window ALM-002-01 A: 1,200 × 1,500 mm facing E
  • LIVING, window ALM-002-01 A: 2,200 × 2,100 mm facing E
  • STAIRCASE, window ALM-002-01 A: 600 × 700 mm facing W
  • WC, window ALM-002-01 A: 600 × 1,200 mm facing S

Certificate HR-C5ZQFG-01, issued 8 July 2026, from the council's DA documents. Verify this certificate

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