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52 Holtermann Street Crows Nest NSW 2065

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BASIX certificate and NatHERS rating

Key features

Wall insulation
No added insulation; Or R1.70 including construction

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.

Construction and insulation

  • Concrete slab on ground floor (no added insulation)
  • Floor above existing dwelling or building (no added insulation)
  • External wall: cavity brick (no added insulation)
  • External wall: framed (weatherboard, fibro, metal clad) R1.30 (or R1.70 including construction)
  • Raked ceiling, pitched/skillion roof: framed ceiling: R1.24 (up), roof: foil backed blanket (75 mm) medium (solar absorptance 0.475 - 0.70)

Certificate A1859067, issued 3 August 2026, from the council's DA documents.

Other certificates for this address

BASIX certificate (alterations and additions), certificate A1841609, issued 13 April 2026

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 enclosed subfloor: framed (R0.7). R0.60 (down) (or R1.30 including construction) N/A
  • External wall: cavity brick (no added insulation)
  • Raked ceiling, pitched/skillion roof: framed ceiling: R2.26 (up), roof: foil/sarking light (solar absorptance < 0.475)

Certificate A1841609, issued 13 April 2026, from the council's DA documents.

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