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Home report
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22 Marril Road Narara NSW 2250
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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 71 against 70 for energy and 46 against 40 for water.
Key features
- Windows
- Up to aluminium frames 54.6 m², single glazing 8.9 m², double glazing 45.7 m²
- Wall insulation
- 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 26 to 30 STCs or better
- Air conditioning and heating
- 3-phase airconditioning (living area and bedroom)
BASIX certificate
- Energy score
- 71 (target 70)
- Water score
- 46 (target 40)
- Thermal performance
- Pass
- Materials score
- -51
- Heating load
- 24 MJ/m² a year
- Cooling load
- 27 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 211.7 m²
- Unconditioned floor area
- 21 m²
- Site area
- 657 m²
- Roof area
- 239 m²
- Garden area
- 250 m²
- Climate zone
- NatHERS climate zone 15
- Hot water
- Electric heat pump with a performance of 26 to 30 STCs or better
- Rainwater tank
- 3,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 3 star, basin taps 3 star
- LED lighting
- Yes
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 54.6 m², single glazing 8.9 m², double glazing 45.7 m²
Heating
- Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
Cooling
- Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
Construction and insulation
- Floor: concrete slab on ground, waffle pod slab (no added insulation)
- Floor: above habitable rooms or mezzanine, particle board; frame: light steel frame (fibreglass batts or roll)
- Floor: suspended floor above garage, particle board; frame: timber - hardwood predominant incl. glue laminated beams (fibreglass batts or roll)
- Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
- External wall: brick veneer; frame: light steel frame (fibreglass batts or roll)
- External wall: framed (fibre cement sheet or boards); frame: light steel frame (fibreglass batts or roll)
- External garage wall: brick veneer; frame: light steel frame (fibreglass batts or roll)
- Internal wall: plasterboard; frame: light steel frame (fibreglass batts or roll)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, light steel frame (ceiling: fibreglass batts or roll; roof: foil/sarking.)
Certificate 1843568S, issued 24 April 2026, from the council's DA documents.
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