Preservative Treatments

Code for Construction Product Information (CCPI)
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The UK is raising the bar on performance information supplied with construction products with Isuue 1 of the CCPI, published in September 2021.
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The Buyer’s Guide to Preservative Treated Wood
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The WPA Code of Practice for Industrial Wood Preservation (January 2021) groups the applications for treated wood into Use Classes
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Understanding Use Class 2 (UC2)
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Consumer and contract law require that any product offered for sale must be fit for its intended use and a wood product impregnated with preservative is no exception. The minimum standards for the treatment of wood are set out in British Standard BS8417 (Preservation of Wood: Code of Practice). In...
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Understanding Use Class 3 c (Coated) UC3
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Use Class 3 is for end uses where wood is used outdoors NOT in contact with the ground.
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Understanding Use Class 4 (UC4)
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Consumer and contract law require that any product offered for sale must be fit for its intended use and a wood product impregnated with preservative is no exception. The minimum standards for the treatment of wood are set out in British Standard BS8417 (Preservation of Wood: Code of Practice). In...
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