Posted: 1 February 2018
Timber is extensively used as a building material in New Zealand. NZS 3602 and NZS 3640 are critical for Building Code compliance and are referenced in Acceptable Solutions and Verification Methods for B1 Structure, B2 Durability and E3 Internal Moisture.
NZS 3602:2003 Timber and wood-based products for use in buildings
This Standard sets out specifications for timber and wood-based products that are required to ensure specific building components are sufficiently durable to function for a specified intended life.
DZ3602 New Zealand draft Standard is available to view or download on the Standards New Zealand website.
The closing date for comments is 2 March 2018.
NZS 3640:2003 Preservation of timber and wood-based products
This Standard was published in 2003 and sets out the requirements for chemical preservative treatment to provide protection from decay and insects, including marine borers.
DZ3640 New Zealand draft Standard is available to view or download on the Standards New Zealand website.
The closing date for comments is 9 March 2018.