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    BS EN 771-3

    Leiths (Scotland) Limited
    Rigifa
    Aberdeen
    Cove
    AB12 3LR
    United Kingdom
    BSI logo

    Certificate Number: CPR 780528
    Scope: BS EN 771-3:2011+A1:2015 - Aggregate Concrete Masonry Units (Dense and Light Weight Aggregates)

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2023-03-06 2023-03-06 2023-03-06