TRADA (The Timber Research and Development Association) is an international membership organisation dedicated to inspiring and informing best practice design, specification and use of wood in the built environment and related fields. We pride ourselves in providing independent, authoritative design and technical guidance through this website, on-line software, printed publications, e-books, and our telephone helpline. We link specifiers and purchasers with timber industry members through our Find a supplier directory.  As a member you can access ll our online information and resources. By registering for free, you can view some of our published series and examples of others.  Please call us on 01494 569601 if you need any help.