Description

This Bulletin describes timber window design requirements, with particular reference to the use of E2/AS1 as a benchmark for the degree of acceptability of a particular detail with the appropriate cladding.

Scope

The bulletin covers:

• Timber window design
• Timber types and treatment
• Timber window performance, including thermal performance, life cycle assessment and embodied energy of timber
• Timber window construction
• Timber window installation - building code compliance and alternative solution
• Glazing installation
• Retrofitting IGUs
• Finishes for timber windows
• Maintenance and repairs, including water leakage and repainting.