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3 Waratah Street Balgowlah NSW 2093

BASIX certificate and NatHERS rating

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This home's BASIX certificate commits it to a 700 litre rainwater tank.

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.

Rainwater tank
700 litres
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)
  • External wall: framed (weatherboard, fibro, metal clad) R1.30 (or R1.70 including construction)
  • Raked ceiling, pitched/skillion roof: framed ceiling: R3.00 (up), roof: foil/sarking dark (solar absorptance > 0.70)

Certificate A1803439, issued 9 July 2025, from the council's DA documents.

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What else should you know about this block?

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