timber treatments

Timber Topics August 2025 | Timber Use Classes
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Do you know your Use Classes? The way treated timber must be described in merchants and on site has changed. It’s up to you to understand what Use Class the treated timber products you stock have been treated to, and where it is safe for them to be used. TDUK...
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Why accreditation is key to sales growth
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Supplying preservative-treated wood is a highly competitive business, where sales often come at the expense of quality. The Wood Protection Association explains how third-party quality schemes can help create demand. Market research shows that inconsistent treated wood quality and end-user guidance are made worse by low buyer awareness around verifying...
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Understanding of UC4 grows
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Mystery shopper research among merchants shows that the supply chain's understanding of Use Class 4 timber treatments has improved since 2020. The Wood Protection Association (WPA), supported by Timber Development UK (TDUK), has long been fighting to improve knowledge of the different timber treatments and when they should be used....
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