North facing house plans that fit your block
Home report
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3 Worcester Street Collaroy NSW 2097
BASIX certificate and NatHERS rating
Finding the block on the map…
Key features
- Wall insulation
- Or R1.70 including construction
Built by Bluebottle Constructions.
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.
- 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) N/A
- External wall: brick veneer R1.16 (or R1.70 including construction)
- Internal wall shared with garage: plasterboard (R0.36)
- Flat ceiling, pitched roof ceiling: R1.95 (up), roof: foil backed blanket (55 mm) medium (solar absorptance 0.475 - 0.70)
Certificate A1826942, issued 16 December 2025, from the council's DA documents.
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