Preservative Building

Use class 2
Understanding Use Class 2 (UC2)
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Use Class 2 is for end uses where wood is used indoors, above ground and within the building envelope, but with an occasional risk of wetting (from plumbing leaks for example).
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Use class 3c
Understanding Use Class 3 (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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Use class 4
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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