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Home report
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39 Teragalin Drive Chain Valley Bay NSW 2259
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BASIX certificate and NatHERS rating
This home's BASIX certificate commits it to a 3,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 72 against 70 for energy and 47 against 40 for water.
Key features
- Windows
- Up to aluminium frames 36.9 m², timber frames 1 m², single glazing 37.9 m²
- Wall insulation
- All external walls fibreglass batts or roll
- Roof and ceiling insulation
- Ceiling: fibreglass batts or roll; roof: foil/sarking
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 72 (target 70)
- Water score
- 47 (target 40)
- Materials score
- -55
- Heating load
- 21 MJ/m² a year
- Cooling load
- 14 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 196.6 m²
- Unconditioned floor area
- 14 m²
- Site area
- 753 m²
- Roof area
- 359 m²
- Garden area
- 347 m²
- Climate zone
- NatHERS climate zone 15
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Rainwater tank
- 3,000 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 36.9 m², timber frames 1 m², single glazing 37.9 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, waffle pod slab (no added insulation)
- 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 (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Ceiling and roof: flat ceiling / pitched roof, framed - concrete tiles , timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil/sarking.)
Certificate 1833704S_02, issued 29 May 2026, from the council's DA documents.
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