BU550 Damage from weathertightness failure
- Abbreviation
- BU550(2012)
- Valid from
- 1/08/2012
- Information provider
- BRANZ Limited
- Information type
- BRANZ Bulletin
- Format
Description
This bulletin outlines the damage that can occur when water enters and remains within a building and the repair options available.
Scope
The bulletin covers:
- causes of weathertightness failure
- typical water entry points
- moisture-induced damage
- causes of structural damage, including fungal decay of timber, rots, corrosion and moulds
- treatment of timber against fungal decay
- construction remedial options
- replacing timber.