"Use Class 4 treated timber: specifying, buying and installing"
Publication Year
2023
Document Status
Current
Abstract
Focuses on Use Class 4 treated timber for ground or fresh-water contact. Summarises specification checks, verification and installation good practice to achieve durability and intended service life.
Document History
April 2023 edition.
Publisher Information
Wood Protection Association
The Wood Protection Association (WPA) is a not-for-profit timber trade organisation. The WPA champions and provides advice on industrial wood treatment technologies that enhance the performance of softwood products. Covering: preservative treatments, wood modification and factory applied flame retardant treatments.
