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Home report
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21 Blue Seas Parade Lennox Head NSW 2478
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 5.2 stars out of 10. Its BASIX certificate commits it to 3 kW of solar panels and a 3,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 71 against 68 for energy and 42 against 40 for water.
Key features
- Windows
- 38 windows and glazed doors: Type 131 Aluminium Sliding Window SG 6EA; 050 Series Louvre-48 Al Frame w 102 Altair SG 6EA; Type 450 Aluminium Fixed Window SG 6EA and 3 more types
- Wall insulation
- R2.7
- Roof and ceiling insulation
- Ceiling R4, roof Corrugated Iron Bulk, Reflective Side Down, No Air Gap Above R1.4, light colour
- Hot water
- Electric instantaneous
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 71 (target 68)
- Water score
- 42 (target 40)
- Thermal performance
- Pass
- Materials score
- -19
- Heating load
- 12 MJ/m² a year
- Cooling load
- 41 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 265.4 m²
- Unconditioned floor area
- 10 m²
- Site area
- 632 m²
- Roof area
- 310 m²
- Garden area
- 350 m²
- Climate zone
- NatHERS climate zone 10
- Hot water
- Electric instantaneous
- Solar panels
- 3 kW
- Rainwater tank
- 3,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Induction
- Maximum glazing
- aluminium frames 68.2 m², single glazing 68.2 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
Construction and insulation
- Floor: concrete slab on ground, conventional slab (no added insulation)
- Floor: suspended floor above enclosed subfloor, hard wood; frame: timber - H2 treated softwood (no added insulation)
- Floor: suspended floor above open subfloor, hard wood; frame: timber - H2 treated softwood (foil-foam composite board+ foil/sarking)
- Garage floor: concrete slab on ground (no added insulation)
- External wall: brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
- External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll+ foil/sarking)
- External garage wall: brick veneer; frame: timber - H2 treated softwood (not specified)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
- Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
Certificate 1802640S, issued 3 July 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 5.2 stars
- Rated with
- BERS Pro v4.4.1.5 (3.21)
- Rated on
- 03 Jul 2025
- Wall insulation
- R2.7
- Ceiling insulation
- R4
- Floor insulation
- R1.5
- LED downlights
- 67
- Living room glazing by direction
- N 4.8 m², E 10.3 m², S 31.4 m², W 1.2 m²
- All glazing by direction
- N 8.3 m², E 14.4 m², S 36.4 m², W 9.1 m²
Roof
- Corrugated Iron Bulk, Reflective Side Down, No Air Gap Above R1.4, light colour
Window types
- GJA-013-25 A Type 131 Aluminium Sliding Window SG 6EA: U-value 4.4, SHGC 0.63
- GJA-050-10 A 050 Series Louvre-48 Al Frame w 102 Altair SG 6EA: U-value 4.3, SHGC 0.56
- GJA-030-11 A Type 450 Aluminium Fixed Window SG 6EA: U-value 4.6, SHGC 0.61
- GJA-070-25 A Type 245 Aluminium Sliding Door SG 6EA: U-value 4.4, SHGC 0.6
- GJA-080-10 A Type 470 Aluminium Hinged Door SG 6EA: U-value 4.5, SHGC 0.56
- GJA-051-10 A 050 Series Louvre-48 Al Frame w 130 Altair SG 6EA: U-value 4.4, SHGC 0.57
Window schedule
- Bedroom 3, window GJA-013-25 A: 1,200 × 1,800 mm facing W
- Bedroom 2, window GJA-013-25 A: 1,200 × 1,800 mm facing W
- Bathroom G, window GJA-013-25 A: 600 × 1,500 mm facing W
- Bedroom 4, window GJA-013-25 A: 1,200 × 1,800 mm facing E
- Media G, window GJA-050-10 A: 500 × 450 mm facing E
- Media G, window GJA-050-10 A: 500 × 450 mm facing E
- Media G, window GJA-030-11 A: 500 × 900 mm facing E
- Office G, window GJA-050-10 A: 900 × 900 mm facing N
- Office G, window GJA-030-11 A: 900 × 1,200 mm facing N
- Office G, window GJA-030-11 A: 900 × 1,100 mm facing E
- Rumpus, window GJA-013-25 A: 900 × 2,400 mm facing E
- Rumpus, window GJA-070-25 A: 2,400 × 6,100 mm facing S
- Bedroom 1, window GJA-050-10 A: 600 × 750 mm facing W
- Bedroom 1, window GJA-050-10 A: 600 × 750 mm facing W
- Bedroom 1, window GJA-030-11 A: 600 × 1,500 mm facing W
- Bedroom 1, window GJA-080-10 A: 1,000 × 600 mm facing S
- Bedroom 1, window GJA-080-10 A: 1,000 × 600 mm facing S
- Bedroom 1, window GJA-030-11 A: 1,000 × 1,300 mm facing S
- Bedroom 1, window GJA-030-11 A: 1,000 × 2,500 mm facing S
- Ensuite Bed 1, window GJA-050-10 A: 600 × 750 mm facing W
- Ensuite Bed 1, window GJA-050-10 A: 600 × 750 mm facing W
- Ensuite Bed 1, window GJA-050-10 A: 900 × 600 mm facing N
- Powder L1, window GJA-050-10 A: 900 × 1,200 mm facing N
- Kitchen/Living, window GJA-030-11 A: 1,000 × 1,200 mm facing W
- Kitchen/Living, window GJA-030-11 A: 1,000 × 1,500 mm facing N
- Kitchen/Living, window GJA-030-11 A: 1,000 × 1,500 mm facing N
- Kitchen/Living, window GJA-030-11 A: 1,000 × 2,400 mm facing E
- Kitchen/Living, window GJA-030-11 A: 600 × 750 mm facing N
- Kitchen/Living, window GJA-030-11 A: 600 × 750 mm facing N
- Kitchen/Living, window GJA-050-10 A: 600 × 750 mm facing N
- Kitchen/Living, window GJA-050-10 A: 600 × 750 mm facing N
- Kitchen/Living, window GJA-050-10 A: 1,200 × 600 mm facing E
- Kitchen/Living, window GJA-050-10 A: 1,200 × 600 mm facing E
- Kitchen/Living, window GJA-030-11 A: 1,200 × 1,200 mm facing E
- Kitchen/Living, window GJA-051-10 A: 1,200 × 600 mm facing E
- Kitchen/Living, window GJA-051-10 A: 1,200 × 600 mm facing E
- Kitchen/Living, window GJA-030-11 A: 1,200 × 1,200 mm facing E
- Kitchen/Living, window GJA-070-25 A: 2,400 × 7,000 mm facing S
Certificate 0012026027, issued 3 July 2025, from the council's DA documents. Verify this certificate
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