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33 Douglas Street Clovelly NSW 2031

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.3 stars out of 10. Its BASIX certificate commits it to 5 kW of solar panels and a 2,500 litre rainwater tank. It beat its BASIX energy and water targets, scoring 99 against 72 for energy and 48 against 40 for water.

Key features

Windows
47 windows and glazed doors: RES SERIES 516 FIXED WINDOW SG 5mmClr; OMEGA Series Awning Window DG 4ET-20Ar-4Clr; OMEGA Series Fixed Window DG 4ET-20Ar-4Clr and 1 more types
Wall insulation
Polystyrene; 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 boosted solar with a performance of 21 to 25 STCs or better
Air conditioning and heating
3-phase airconditioning (living area); 1-phase airconditioning, non ducted (bedroom)

Built by B And B Construction Trade.

BASIX certificate

Energy score
99 (target 72)
Water score
48 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
21 MJ/m² a year
Cooling load
6 MJ/m² a year
Bedrooms
6
Conditioned floor area
276.3 m²
Unconditioned floor area
17 m²
Site area
453 m²
Roof area
150 m²
Garden area
92 m²
Climate zone
NatHERS climate zone 56
Hot water
Electric boosted solar with a performance of 21 to 25 STCs or better
Solar panels
5 kW
Rainwater tank
2,500 litres
Fixtures
Showerheads 4 star, toilets 3 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Induction
Clothes line
Yes
Maximum glazing
aluminium frames 90.4 m², single glazing 1.7 m², double glazing 88.7 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 3 star (average zone)

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
  • Bedroom: 1-phase airconditioning - non ducted; Energy rating: 3.5 star (average zone)

Construction and insulation

  • Floor: concrete slab on ground, conventional slab (polystyrene)
  • Floor: suspended floor above open subfloor, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Floor: above habitable rooms or mezzanine, concrete - suspended; frame: no frame (no added insulation)
  • Floor: suspended floor above garage, concrete - suspended; frame: no frame (no added insulation)
  • Garage floor: concrete slab on ground (not specified)
  • External wall: cavity brick; frame: no frame (polystyrene)
  • External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood (fibreglass batts or roll)
  • External garage wall: cavity brick; frame: no frame (foil-foam composite board)
  • Internal wall: single skin masonry; frame: no frame (no added insulation)
  • Internal wall: cavity brick wall; frame: no frame (no added insulation)
  • Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - untreated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1740724S, issued 21 March 2024, from the council's DA documents.

NatHERS certificate

Star rating
7.3 stars
Rated with
Hero 4.0
Rated on
21 Mar 2024
Living room glazing by direction
ENE 6.8 m², SSE 4 m², WSW 1.3 m², NNW 27.2 m²
All glazing by direction
ENE 22.3 m², SSE 14.4 m², WSW 14.9 m², NNW 38.8 m²

Roof

  • Added insulation absorptance Roof Colour FLAT-01: Flat Framed / Skillion Metal Roof & Flat PB Ceiling 1.30, medium colour
  • SLAB-100-CEIL-01: Concrete Slab (100mm) with Suspended PB Ceiling 0.00, medium colour

Window types

  • AWS-066-07 A RES SERIES 516 FIXED WINDOW SG 5mmClr: U-value 5.91, SHGC 0.75
  • CPT-025-02 B OMEGA Series Awning Window DG 4ET-20Ar-4Clr: U-value 2.81, SHGC 0.46
  • CPT-026-02 B OMEGA Series Fixed Window DG 4ET-20Ar-4Clr: U-value 2.17, SHGC 0.57
  • CPT-028-02 B OMEGA Series Sliding Door DG 4ET-20Ar-4Clr: U-value 2.56, SHGC 0.52

Window schedule

  • BATHROOM, window CPT-025-02 B: 1,400 × 950 mm facing ENE
  • BATHROOM, window CPT-025-02 B: 950 × 700 mm facing WSW
  • BATHROOM, window CPT-025-02 B: 950 × 750 mm facing WSW
  • BEDROOM 1, window CPT-025-02 B: 1,400 × 950 mm facing ENE
  • BEDROOM 1, window CPT-026-02 B: 1,000 × 950 mm facing ENE
  • BEDROOM 1, window CPT-026-02 B: 1,900 × 320 mm facing ENE
  • BEDROOM 1, window CPT-026-02 B: 1,900 × 1,000 mm facing SSE
  • BEDROOM 1, window CPT-025-02 B: 1,900 × 600 mm facing SSE
  • BEDROOM 2, window CPT-026-02 B: 1,950 × 320 mm facing ENE
  • BEDROOM 2, window CPT-026-02 B: 1,950 × 1,000 mm facing SSE
  • BEDROOM 2, window CPT-025-02 B: 1,950 × 600 mm facing SSE
  • BEDROOM 2, window CPT-025-02 B: 1,400 × 900 mm facing WSW
  • BEDROOM 2, window CPT-026-02 B: 1,000 × 900 mm facing WSW
  • BEDROOM 3, window CPT-025-02 B: 1,400 × 900 mm facing WSW
  • BEDROOM 3, window CPT-026-02 B: 1,000 × 900 mm facing WSW
  • BEDROOM 3, window CPT-028-02 B: 2,400 × 2,400 mm facing NNW
  • BEDROOM 4, window CPT-025-02 B: 1,400 × 950 mm facing ENE
  • BEDROOM 4, window CPT-028-02 B: 2,400 × 2,400 mm facing NNW
  • BEDROOM5, window CPT-025-02 B: 1,400 × 950 mm facing ENE
  • BEDROOM5, window CPT-025-02 B: 1,400 × 950 mm facing ENE
  • ENSUITE 2, window CPT-025-02 B: 950 × 750 mm facing WSW
  • ENSUITE 5, window CPT-025-02 B: 1,400 × 650 mm facing ENE
  • GARAGE, window AWS-066-07 A: 950 × 900 mm facing ENE
  • GARAGE, window AWS-066-07 A: 950 × 900 mm facing ENE
  • HALLWAY, window CPT-026-02 B: 2,400 × 495 mm facing SSE
  • HALLWAY/STAIRS, window CPT-026-02 B: 1,460 × 1,500 mm facing WSW
  • KIT/LIV, window CPT-025-02 B: 1,400 × 900 mm facing WSW
  • KIT/LIV, window CPT-028-02 B: 2,400 × 8,200 mm facing NNW
  • KIT/LIV, window CPT-026-02 B: 1,400 × 900 mm facing ENE
  • KIT/LIV, window CPT-025-02 B: 1,400 × 900 mm facing ENE
  • KIT/LIV STUDIO, window CPT-028-02 B: 2,100 × 3,600 mm facing NNW
  • KIT/LIV STUDIO, window CPT-025-02 B: 1,400 × 950 mm facing ENE
  • LAUNDRY, window CPT-025-02 B: 1,400 × 550 mm facing WSW
  • LIVING, window CPT-025-02 B: 1,400 × 650 mm facing ENE
  • LIVING, window CPT-026-02 B: 1,400 × 1,000 mm facing ENE
  • LIVING, window CPT-026-02 B: 1,400 × 641 mm facing SSE
  • LIVING, window CPT-026-02 B: 1,950 × 320 mm facing ENE
  • LIVING, window CPT-026-02 B: 1,950 × 1,000 mm facing SSE
  • LIVING, window CPT-025-02 B: 1,950 × 600 mm facing SSE
  • MUSIC ROOM, window CPT-026-02 B: 1,900 × 1,000 mm facing SSE
  • MUSIC ROOM, window CPT-025-02 B: 1,900 × 600 mm facing SSE
  • MUSIC ROOM, window CPT-025-02 B: 1,400 × 900 mm facing WSW
  • MUSIC ROOM, window CPT-026-02 B: 1,900 × 320 mm facing ENE
  • STAIRS MID, window CPT-026-02 B: 2,000 × 1,500 mm facing WSW
  • TV ROOM, window CPT-026-02 B: 2,400 × 600 mm facing ENE
  • TV ROOM, window CPT-025-02 B: 1,400 × 850 mm facing ENE
  • TV ROOM, window CPT-026-02 B: 1,000 × 850 mm facing ENE

Certificate HR-2H7J8I-01, issued 21 March 2024, from the council's DA documents.

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