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4 Bolt Street Shoalhaven Heads NSW 2535

BASIX certificate and NatHERS rating

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Key features

Wall 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.

LED lighting
Yes

Construction and insulation

  • Concrete slab on ground floor (no added insulation)
  • Suspended floor with enclosed subfloor: framed (R0.7). R1.00 (down) (or R1.70 including construction) N/A
  • External wall: framed (weatherboard, fibro, metal clad) R1.30 (or R1.70 including construction)
  • Internal wall shared with garage: plasterboard (R0.36)
  • Flat ceiling, pitched roof ceiling: R1.70 (up), roof: foil backed blanket (55 mm) light (solar absorptance < 0.475)
  • Raked ceiling, pitched/skillion roof: framed ceiling: R2.00 (up), roof: foil backed blanket (55 mm) light (solar absorptance < 0.475)

Certificate A1828547, issued 12 January 2026, from the council's DA documents.

Other certificates for this address

BASIX certificate (alterations and additions), certificate A473493_04, issued 17 July 2024

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 with in-slab heating system. R1.00 (slab edge) in-slab heating system
  • Suspended floor with enclosed subfloor: framed (R0.7). R1.00 (down) (or R1.70 including construction) N/A
  • External wall: cavity brick (no added insulation)
  • External wall: framed (weatherboard, fibro, metal clad) R1.30 (or R1.70 including construction)
  • External wall: brick veneer R1.16 (or R1.70 including construction)
  • Internal wall shared with garage: plasterboard (R0.36)
  • Flat ceiling, pitched roof ceiling: R1.70 (up), roof: foil backed blanket (55 mm) light (solar absorptance < 0.475)
  • Raked ceiling, pitched/skillion roof: framed ceiling: R2.00 (up), roof: foil backed blanket (55 mm) light (solar absorptance < 0.475)
  • Flat ceiling, flat roof: framed ceiling: R1.90 (up), roof: foil backed blanket (55 mm) light (solar absorptance < 0.475)

Certificate A473493_04, issued 17 July 2024, from the council's DA documents.

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What else should you know about this block?

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