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32 Dunalban Avenue Woy Woy NSW 2256

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BASIX certificate and NatHERS rating

Key features

Wall insulation
Or R1.70 including construction

Built by Manuelle 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

  • Suspended floor with open subfloor: framed (R0.7). R0.8 (down) (or R1.50 including construction) N/A
  • External wall: framed (weatherboard, fibro, metal clad) R1.30 (or R1.70 including construction)
  • External wall: concrete block/ plasterboard R1.18 (or R1.70 including construction)
  • Flat ceiling, flat roof: framed ceiling: R2.08 (up), roof: foil backed blanket (55 mm) medium (solar absorptance 0.475 - 0.70)

Certificate A1829620, issued 20 January 2026, from the council's DA documents.

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What else should you know about this block?

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