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Guidance Note TW11 Understanding Use Class 3c (coated). Preservative Treated Wood
Publication Year
2022
Document Status
Current
Abstract
Discusses the importance and how protection can be achieved through the correct specification and treatment with Class 3c levels for outdoor joinery wood which is coated and used above the ground, such as window frames or cladding boards.
Document History
Issue 2: January 2022.
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.
Office 5
The Walled Garden
The Nostell Estate
Wakefield
WPA
UK
Website: https://www.thewpa.org.uk/
Email: contact@thewpa.org.uk
Tel: +44 (0)1977 558274
