North facing house plans that fit your block
Home report
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38 Alexander Street Collaroy NSW 2097
BASIX certificate and NatHERS rating
Finding the block on the map…
This home's BASIX certificate commits it to a 2,264 litre rainwater tank.
Key features
- Wall insulation
- Or R1.70 including construction; No added insulation
BASIX certificate (alterations and additions)
This BASIX certificate is for alterations and additions, such as an extension or a pool, rather than a whole new house.
- Rainwater tank
- 2,264 litres
- LED lighting
- Yes
Construction and insulation
- Concrete slab on ground floor (no added insulation)
- Suspended floor with enclosed subfloor: framed (R0.7). R0.60 (down) (or R1.30 including construction)
- Floor above existing dwelling or building (no added insulation)
- External wall: brick veneer R1.16 (or R1.70 including construction)
- External wall: cavity brick (no added insulation)
- External wall: framed (weatherboard, fibro, metal clad) R1.30 (or R1.70 including construction)
- Flat ceiling, pitched roof ceiling: R1.45 (up), roof: foil backed blanket (75 mm) medium (solar absorptance 0.475 - 0.70)
- Raked ceiling, pitched/skillion roof: framed ceiling: R1.74 (up), roof: foil backed blanket (75 mm) medium (solar absorptance 0.475 - 0.70)
Certificate A481888, issued 24 November 2022, from the council's DA documents.
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