25 Subiaco Road North Kellyville NSW 2155

BASIX certificate and NatHERS rating

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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)
External wall: brick veneer R1.16 (or R1.70 including construction)
Internal wall shared with garage: plasterboard (R0.36)
Flat ceiling, pitched roof ceiling: R3.00 (up), roof: foil/sarking medium (solar absorptance 0.475 - 0.70)

Certificate A1806444_04, issued 11 November 2025, from the council's DA documents.

BASIX certificate (alterations and additions), certificate A1806444_03, issued 22 September 2025

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)
External wall: brick veneer R1.16 (or R1.70 including construction)
Internal wall shared with garage: plasterboard (R0.36)
Flat ceiling, pitched roof ceiling: R3.00 (up), roof: foil/sarking medium (solar absorptance 0.475 - 0.70)

Certificate A1806444_03, issued 22 September 2025, from the council's DA documents.

BASIX certificate (alterations and additions), certificate A1806444_02, issued 11 August 2025

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)
External wall: brick veneer R1.16 (or R1.70 including construction)
Internal wall shared with garage: plasterboard (R0.36)
Flat ceiling, pitched roof ceiling: R3.00 (up), roof: foil/sarking medium (solar absorptance 0.475 - 0.70)

Certificate A1806444_02, issued 11 August 2025, from the council's DA documents.

What else should you know about this block?