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38-66 Maitland Bay Drive Killcare Heights NSW 2257

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.2 stars out of 10. Its BASIX certificate commits it to 5 kW of solar panels and a 15,000 litre rainwater tank. Its NatHERS certificate lists insulation in the ceiling and floor. It beat its BASIX energy target, scoring 81 against 70.

Key features

Windows
29 windows and glazed doors: Aluminium B SG Low Solar Gain Low-E; Al Thermally Broken B DG Argon Fill High Solar Gain low-E -Clear
Wall insulation
Not specified+ foil/sarking; Rockwool batts, roll or pump-in
Roof and ceiling insulation
Ceiling R7.2, roof Framed:Flat - Flat Framed (Metal Deck) 0.0, light colour
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom); Wood heater (living area)

Built by Paterson Built.

BASIX certificate

Energy score
81 (target 70)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-100
Heating load
19 MJ/m² a year
Cooling load
29 MJ/m² a year
Bedrooms
3
Conditioned floor area
211.8 m²
Unconditioned floor area
11.1 m²
Site area
33,650 m²
Roof area
460 m²
Garden area
1,000 m²
Climate zone
NatHERS climate zone 15
Hot water
Electric heat pump with a performance of 26 to 30 STCs or better
Solar panels
5 kW
Rainwater tank
15,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Clothes line
Yes
Maximum glazing
aluminium frames 150.9 m², single glazing 4.4 m², double glazing 146.5 m²

Heating

  • Living area: wood heater; Energy rating: n/a
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0

Cooling

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 2.5 - 3.0

Construction and insulation

  • Floor: concrete slab on ground (polystyrene)
  • Garage floor: concrete slab on ground (polystyrene)
  • External wall: cavity brick; frame: no frame (not specified+ foil/sarking)
  • External wall: framed (metal clad); frame: light steel frame (rockwool batts, roll or pump-in)
  • External garage wall: cavity brick; frame: no frame (not specified+ foil/sarking)
  • External garage wall: framed (metal clad); frame: light steel frame (rockwool batts, roll or pump-in)
  • Internal wall: single skin masonry; frame: no frame (no added insulation)
  • Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, light steel frame (ceiling: rockwool batts, roll or pump-in; roof: foil backed blanket.)

Certificate 1734355S, issued 1 February 2024, from the council's DA documents.

NatHERS certificate

Star rating
7.2 stars
Rated with
FirstRate5: 5.5.4 (3.22)
Rated on
1 Feb 2024
Ceiling insulation
R7.2
Floor insulation
R2.3
Living room glazing by direction
N 24.9 m², S 19.7 m², W 7.5 m²
All glazing by direction
N 42.1 m², E 64.2 m², S 22.3 m², W 22.2 m²

Roof

  • Framed:Flat - Flat Framed (Metal Deck) 0.0, light colour

Window types

  • ALM-002-04 A Aluminium B SG Low Solar Gain Low-E: U-value 5.6, SHGC 0.41
  • ATB-006-03 B Al Thermally Broken B DG Argon Fill High Solar Gain low-E -Clear: U-value 2.9, SHGC 0.51

Window schedule

  • Ensuite, window ALM-002-04 A: 2,700 × 900 mm facing E
  • Ensuite, window ATB-006-03 B: 2,700 × 1,400 mm facing E
  • Master 1, window ATB-006-03 B: 2,700 × 3,200 mm facing E
  • Master 1, window ATB-006-03 B: 725 × 3,200 mm facing E
  • Master 2, window ATB-006-03 B: 2,700 × 3,100 mm facing E
  • Master 2, window ATB-006-03 B: 725 × 3,200 mm facing E
  • Media, window ATB-006-03 B: 2,700 × 3,100 mm facing E
  • Media, window ATB-006-03 B: 725 × 3,200 mm facing E
  • Reading, window ATB-006-03 B: 2,700 × 3,040 mm facing E
  • Reading, window ATB-006-03 B: 725 × 3,200 mm facing E
  • Reading, window ATB-006-03 B: 2,700 × 3,465 mm facing N
  • Reading, window ATB-006-03 B: 725 × 5,200 mm facing N
  • Entry, window ATB-006-03 B: 2,700 × 1,200 mm facing N
  • Entry, window ATB-006-03 B: 725 × 1,144 mm facing N
  • Entry, window ATB-006-03 B: 2,700 × 2,100 mm facing W
  • Entry, window ATB-006-03 B: 2,700 × 2,400 mm facing W
  • Entry, window ATB-006-03 B: 2,190 × 1,183 mm facing W
  • Entry, window ATB-006-03 B: 2,190 × 1,200 mm facing S
  • Kitchen/Living, window ATB-006-03 B: 2,700 × 7,300 mm facing N
  • Kitchen/Living, window ATB-006-03 B: 725 × 7,200 mm facing N
  • Kitchen/Living, window ATB-006-03 B: 2,700 × 1,200 mm facing W
  • Kitchen/Living, window ATB-006-03 B: 2,700 × 1,200 mm facing W
  • Kitchen/Living, window ATB-006-03 B: 240 × 4,200 mm facing W
  • Kitchen/Living, window ATB-006-03 B: 2,700 × 7,300 mm facing S
  • Guest Bed, window ATB-006-03 B: 2,700 × 3,200 mm facing E
  • Guest Bed, window ATB-006-03 B: 725 × 3,151 mm facing E
  • Bath, window ALM-002-04 A: 2,190 × 900 mm facing E
  • Bath, window ATB-006-03 B: 725 × 1,650 mm facing E
  • Laundry, window ATB-006-03 B: 725 × 1,450 mm facing E

Certificate NVRCOPVT97, issued 1 February 2024, from the council's DA documents.

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