The moisture content of timber varies with changes in humidity and temperature in the surrounding air. The effect is for timber to swell with the uptake of atmospheric moisture, or to shrink with moisture loss. Natural movement that occurs must be accommodated by the installation and finishing processes.

CCA is Australia’s most widely used wood preservative. It has been used in Australia for some 50 years.

This TECHnote addresses the use of impact sound insulation in floor systems.

This TECHnote provides guidance on the National Construction Code (NCC) classification of the fire behaviour of building materials and assemblies. Classification is generally based on the level of risk associated with different classes of buildings and how they will be used.

Environmental Product Declaration (EPD) in accordance with ISO 14025 and EN 15804+A1 EPD Registration No. S-P-02326.

This Acoustic Design Guide explains the principles of sound transmission between habitable spaces in buildings and how the required standards of insulation can be achieved in XLam construction; specific wall and floor assemblies are based on extensive laboratory testing of XLam panels.

The information provided in this guide is for use in the design and specification of XLam manufactured Cross Laminated Timber (CLT) only.

The information in this guide is based on testing methodology and certification owned by XLam.

The XLam Product Guide outlines what customers and contractors should expect from XLam CLT.

Bituminous window flashing tape.