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20 Imperial Place Thrumster NSW 2444

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BASIX certificate and NatHERS rating

This home has a NatHERS rating of 7.8 stars out of 10. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 71 against 70 for energy and 45 against 40 for water.

Key features

Windows
13 windows and glazed doors: Timber A SG Clear; Signature Sliding Stacking Door DG 4mmClr-10Ar-4mmClr; Manor Awning Window DG 3/12/3 and 1 more types
Wall insulation
R2.2
Roof and ceiling insulation
Ceiling R3.0, R6.0, roof Cont:Attic-Continuous 1.3, dark colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
1-phase airconditioning, ducted (living area and bedroom)

BASIX certificate

Energy score
71 (target 70)
Water score
45 (target 40)
Materials score
-63
Heating load
21 MJ/m² a year
Cooling load
18 MJ/m² a year
Bedrooms
3
Conditioned floor area
105.1 m²
Unconditioned floor area
11.7 m²
Site area
959 m²
Roof area
208 m²
Garden area
450 m²
Climate zone
NatHERS climate zone 15
Hot water
Gas instantaneous with a performance of 6 stars
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 24.1 m², timber frames 1 m², single glazing 1 m², double glazing 24.1 m²

Heating

  • Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0
  • Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.5 - 4.0

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, waffle pod slab (no added insulation)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: light steel frame. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: light steel frame (no added insulation)
  • External garage wall: cavity brick; frame: no frame (no added insulation)
  • Internal wall: plasterboard; frame: light steel frame (fibreglass batts or roll)
  • Internal wall: plasterboard; frame: light steel frame (no added insulation)
  • Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, light steel frame (ceiling: fibreglass batts or roll; roof: foil backed blanket.)

Certificate 1856401S, issued 16 July 2026, from the council's DA documents.

NatHERS certificate

Star rating
7.8 stars
Rated with
FirstRate5: 5.5.5a (3.22)
Rated on
7 Jul 2026
Wall insulation
R2.2
Ceiling insulation
R3.0, R6.0
Floor insulation
R2.2, R2.0
Living room glazing by direction
NE 6.5 m², NW 2.2 m²
All glazing by direction
NE 12.9 m², SE 5.3 m², SW 3.7 m², NW 3.1 m²

Roof

  • Cont:Attic-Continuous 1.3, dark colour

Window types

  • TIM-001-01 W Timber A SG Clear: U-value 5.4, SHGC 0.56
  • BRD-141-15 A Signature Sliding Stacking Door DG 4mmClr-10Ar-4mmClr: U-value 3.76, SHGC 0.66
  • DOW-005-01 A Manor Awning Window DG 3/12/3: U-value 3.9, SHGC 0.58
  • BRD-125-46 A ESS Fixed Window External 52 Comm DG 4mmClr_10Ar_4mmClr: U-value 3.21, SHGC 0.67

Window schedule

  • Master Suite, window BRD-141-15 A: 2,400 × 2,688 mm facing NE
  • Bedroom 2, window DOW-005-01 A: 860 × 1,570 mm facing SE
  • Bedroom 3, window DOW-005-01 A: 860 × 1,570 mm facing SE
  • Ensuite, window DOW-005-01 A: 600 × 1,210 mm facing SE
  • Laundry, window TIM-001-01 W: 564 × 820 mm facing SE
  • Study / Entry, window TIM-001-01 W: 647 × 820 mm facing SW
  • Study / Entry, window DOW-005-01 A: 1,460 × 610 mm facing NW
  • Study / Entry, window BRD-125-46 A: 1,460 × 1,570 mm facing SW
  • Study / Entry, window DOW-005-01 A: 1,460 × 610 mm facing SW
  • Kitchen / Dining / Family, window BRD-141-15 A: 2,400 × 2,688 mm facing NE
  • Kitchen / Dining / Family, window DOW-005-01 A: 1,800 × 610 mm facing NW
  • Kitchen / Dining / Family, window DOW-005-01 A: 1,800 × 610 mm facing NW
  • Bathroom, window DOW-005-01 A: 1,200 × 1,210 mm facing SE

Certificate GNRKW9DMGR-01, issued 7 July 2026, from the council's DA documents.

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