BU681 Introduction to engineered wood products (EWPs) (2023)
- Abbreviation
- BU681(2023)
- Valid from
- 1/03/2023
- Information provider
- BRANZ Limited,
- Information type
- BRANZ Bulletin,
- Format
- PDF,
Description
Recent decades have seen growing use of engineered wood products (EWPs) - composite and laminated products where smaller wood components are bonded together with adhesive.
EWPs include structural and nonstructural products. They have been used as primary structural elements to construct buildings up to 11 storeys here and 25 storeys overseas.
This bulletin gives an overview of EWPs, how they can be used, the main challenges around using them and the opportunities they provide.
Scope
This Bulletin includes:
- Introduction
- What are EWPS?
- EWPS and carbon
- Durability and timber treatment
- Fire
- Connections
- Standards
- NZS 3604:2011 Timber-framed buildings
- NZS 3603:1993 Timber structures standard
- NZS 3602:2003 Timber and wood-based products for use in buildings
- NZS 3640:2003 Chemical preservation of round and sawn timber
- EWPS in New Zealand buildings
- Resources