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29 Highs Road West Pennant Hills NSW 2125

BASIX certificate and NatHERS rating

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This home has a NatHERS rating of 7 stars out of 10. Its BASIX certificate commits it to 2 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 target, scoring 74 against 72.

Key features

Windows
33 windows and glazed doors: VELUX FS - Fixed Skylight DG 3mm LoE 366 / 8.5mm Argon Gap / 5.36mm Clear La
Wall insulation
R2.5
Roof and ceiling insulation
Ceiling R3, R5, roof Construction Insulation Reflective wrap* Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Hot water
Gas instantaneous with a performance of 6 stars
Air conditioning and heating
3-phase airconditioning (living area and bedroom)

BASIX certificate

Energy score
74 (target 72)
Water score
40 (target 40)
Materials score
-85
Heating load
16 MJ/m² a year
Cooling load
14 MJ/m² a year
Bedrooms
5
Conditioned floor area
465.5 m²
Unconditioned floor area
13.8 m²
Site area
2,057 m²
Roof area
430 m²
Garden area
289 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
2 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 137.6 m², single glazing 1.9 m², double glazing 135.7 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: timber - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (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: foil backed blanket.)

Certificate 1822667S_04, issued 9 May 2026, from the council's DA documents.

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
21 Feb 2026
Wall insulation
R2.5
Ceiling insulation
R3, R5
Floor insulation
R3.0, R5.0, R2.5
LED downlights
188
All glazing by direction
NE 26 m², SE 43.9 m², SW 13.5 m², NW 54.2 m²

Roof

  • Construction Insulation Reflective wrap* Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.8, medium colour

Window types

  • VEL-011-01 W VELUX FS - Fixed Skylight DG 3mm LoE 366 / 8.5mm Argon Gap / 5.36mm Clear La: U-value 2.6, SHGC 0.24

Window schedule

  • 001 W.04: 1,200 × 1,570 mm facing SW
  • 002 W.03: 2,400 × 1,070 mm facing SE
  • 002 W.05: 600 × 3,000 mm facing SW
  • 001 D.03: 3,000 × 2,170 mm facing NW
  • 001 W.07 GF: 3,000 × 2,850 mm facing NW
  • 003 W.07 GF: 3,850 × 2,410 mm facing NW
  • 003 W.08 GF: 3,850 × 2,410 mm facing NW
  • 002 W.09: 3,000 × 1,570 mm facing NE
  • 002 W.10: 3,000 × 1,570 mm facing NE
  • 003 W.11 GF: 1,650 × 1,570 mm facing NE
  • 003 W.01: 2,600 × 3,090 mm facing SE
  • 002 W.02: 2,600 × 1,200 mm facing SW
  • 002 W.12: 600 × 1,500 mm facing NE
  • 001 D.01: 2,700 × 1,640 mm facing SE
  • Sidelight: 2,700 × 450 mm facing SE
  • Sidelight: 2,700 × 450 mm facing SE
  • 002 W.19: 1,000 × 2,410 mm facing SW
  • 002 W.20: 1,800 × 2,410 mm facing NW
  • 002 W.21: 1,800 × 1,810 mm facing NW
  • 002 W.17: 600 × 1,210 mm facing SW
  • 002 W.16: 1,000 × 3,000 mm facing SW
  • 002 W.14: 2,150 × 1,070 mm facing SE
  • 001 D.05: 2,400 × 3,500 mm facing SE
  • 002 W.15: 600 × 850 mm facing SW
  • 002 W.25: 600 × 1,810 mm facing NE
  • 001 D.03: 2,400 × 3,090 mm facing SE
  • 002 W.24: 600 × 1,210 mm facing NE
  • 003 W.13: 3,210 × 2,600 mm facing SE
  • 003 W.07 FF: 2,700 × 2,410 mm facing NW
  • 003 W.08 FF: 2,700 × 2,410 mm facing NW
  • 003 W.22: 2,400 × 1,570 mm facing NE
  • 003 W.23: 2,400 × 1,570 mm facing NE
  • 003 W.11 FF: 2,400 × 1,570 mm facing NE

Certificate 0012397469-02, issued 21 February 2026, from the council's DA documents. Verify this certificate

Other certificates for this address

BASIX certificate, certificate 1822667S_03, issued 21 February 2026

BASIX certificate

Energy score
74 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-85
Heating load
16 MJ/m² a year
Cooling load
14 MJ/m² a year
Bedrooms
5
Conditioned floor area
465.5 m²
Unconditioned floor area
13.8 m²
Site area
2,057 m²
Roof area
430 m²
Garden area
289 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
2 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 137.6 m², single glazing 1.9 m², double glazing 135.7 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: timber - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (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: foil backed blanket.)

Certificate 1822667S_03, issued 21 February 2026, from the council's DA documents.

BASIX certificate, certificate 1822667S_02, issued 3 December 2025

BASIX certificate

Energy score
74 (target 72)
Water score
40 (target 40)
Thermal performance
Pass
Materials score
-85
Heating load
16 MJ/m² a year
Cooling load
14 MJ/m² a year
Bedrooms
5
Conditioned floor area
465.5 m²
Unconditioned floor area
13.8 m²
Site area
2,057 m²
Roof area
430 m²
Garden area
289 m²
Climate zone
NatHERS climate zone 56
Hot water
Gas instantaneous with a performance of 6 stars
Solar panels
2 kW
Rainwater tank
3,000 litres
Fixtures
Showerheads 3 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
LED lighting
Yes
Cooktop
Gas
Clothes line
Yes
Maximum glazing
aluminium frames 137.6 m², single glazing 1.9 m², double glazing 135.7 m²

Heating

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Cooling

  • Living area: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0
  • Bedroom: 3-phase airconditioning; Energy rating: EER 2.5 - 3.0

Construction and insulation

  • Floor: concrete slab on ground, waffle pod slab (no added insulation)
  • Floor: above habitable rooms or mezzanine, particle board; frame: timber - H2 treated softwood (no added insulation)
  • Floor: suspended floor above garage, particle board; frame: timber - H2 treated softwood (fibreglass batts or roll)
  • Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
  • External wall: brick veneer; frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
  • External garage wall: brick veneer; frame: timber - H2 treated softwood (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: foil backed blanket.)

Certificate 1822667S_02, issued 3 December 2025, from the council's DA documents.

NatHERS certificate, certificate 0012397469-01, issued 3 December 2025

NatHERS certificate

Star rating
7 stars
Rated with
BERS Pro v5.2.6 (3.23)
Rated on
03 Dec 2025
Wall insulation
R2.5
Ceiling insulation
R3, R5
Floor insulation
R3.0, R5.0, R2.5
LED downlights
188
Living room glazing by direction
NE 11.3 m², NW 13 m²
All glazing by direction
NE 26 m², SE 43.9 m², SW 13.5 m², NW 54.2 m²

Roof

  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
  • Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.8, medium colour

Window types

  • VEL-011-01 W VELUX FS - Fixed Skylight DG 3mm LoE 366 / 8.5mm Argon Gap / 5.36mm Clear La: U-value 2.6, SHGC 0.24

Window schedule

  • Garage-GF AWS-007-001-001 W.04: 1,200 × 1,570 mm facing SW
  • Study-GF AWS-088-346-002 W.03: 2,400 × 1,070 mm facing SE
  • B.Pantry-GF AWS-088-346-002 W.05: 600 × 3,000 mm facing SW
  • Laundry-GF AWS-089-046-001 D.03: 3,000 × 2,170 mm facing NW
  • Ktch/Mls/Fam-GF AWS-089-046-001 W.07 GF: 3,000 × 2,850 mm facing NW
  • Ktch/Mls/Fam-GF AWS-067-302-003 W.07 GF: 3,850 × 2,410 mm facing NW
  • Ktch/Mls/Fam-GF AWS-067-302-003 W.08 GF: 3,850 × 2,410 mm facing NW
  • Ktch/Mls/Fam-GF AWS-088-346-002 W.09: 3,000 × 1,570 mm facing NE
  • Ktch/Mls/Fam-GF AWS-088-346-002 W.10: 3,000 × 1,570 mm facing NE
  • Ktch/Mls/Fam-GF AWS-067-302-003 W.11 GF: 1,650 × 1,570 mm facing NE
  • Guest Bed-GF AWS-067-302-003 W.01: 2,600 × 3,090 mm facing SE
  • Guest Bed-GF AWS-088-346-002 W.02: 2,600 × 1,200 mm facing SW
  • ENS/G.Bed-GF AWS-088-346-002 W.12: 600 × 1,500 mm facing NE
  • Entry-GF AWS-021-007-001 D.01: 2,700 × 1,640 mm facing SE
  • Entry-GF AWS-067-302-003 D.01 Sidelight: 2,700 × 450 mm facing SE
  • Entry-GF AWS-067-302-003 D.01 Sidelight: 2,700 × 450 mm facing SE
  • Master Bed-FF AWS-088-346-002 W.19: 1,000 × 2,410 mm facing SW
  • Master Bed-FF AWS-088-346-002 W.20: 1,800 × 2,410 mm facing NW
  • RTR/M.Bed-FF AWS-088-346-002 W.21: 1,800 × 1,810 mm facing NW
  • ENS/M.Bed-FF AWS-088-346-002 W.17: 600 × 1,210 mm facing SW
  • Bed 4-FF AWS-088-346-002 W.16: 1,000 × 3,000 mm facing SW
  • Bed 3-FF AWS-088-346-002 W.14: 2,150 × 1,070 mm facing SE
  • Bed 3-FF AWS-089-046-001 D.05: 2,400 × 3,500 mm facing SE
  • ENS/Bed 3-FF AWS-088-346-002 W.15: 600 × 850 mm facing SW
  • Bed 2-FF AWS-088-346-002 W.25: 600 × 1,810 mm facing NE
  • Bed 2-FF AWS-089-046-001 D.03: 2,400 × 3,090 mm facing SE
  • ENS/Bed 2-FF AWS-088-346-002 W.24: 600 × 1,210 mm facing NE
  • Void/Entry-FF AWS-067-302-003 W.13: 3,210 × 2,600 mm facing SE
  • Void/Family-FF AWS-067-302-003 W.07 FF: 2,700 × 2,410 mm facing NW
  • Void/Family-FF AWS-067-302-003 W.08 FF: 2,700 × 2,410 mm facing NW
  • Void/Family-FF AWS-067-302-003 W.22: 2,400 × 1,570 mm facing NE
  • Void/Family-FF AWS-067-302-003 W.23: 2,400 × 1,570 mm facing NE
  • Void/Family-FF AWS-067-302-003 W.11 FF: 2,400 × 1,570 mm facing NE

Certificate 0012397469-01, issued 3 December 2025, from the council's DA documents. Verify this certificate

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