Search all content

AS 1684.4:2024, part of the AS 1684 series, provides the building industry with procedures that can be used to determine building practice, to design or check construction details, and to determine member sizes, and bracing and fixing requirements for timber-framed construction in non-cyclonic wind classifications N1 and N2.

This Certifier Practice Standard is prepared by the Commissioner for Fair Trading under section 14 of the Building and Development Certifiers Act 2018 (B&DC Act); Section 14 provides that a registered certifier’s conditions of registration may require the certifier to carry out certification work in accordance with specified standards or methodologies prepared by the Commissioner.

This Guide is intended to supplement to the "Criteria for the Passive House, EnerPHit and PHI Low Energy Building Standards" ("Criteria") published by the Passive House Institute and posted online; it explains the Criteria's requirements given here in a brief and precise manner.