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    BS EN 771-3

    Hillhouse Quarry Group Ltd
    Hillhouse Quarry
    Troon
    KA10 7HX
    United Kingdom
    BSI logo

    Certificate Number: CPR 598227
    Scope: BS EN 771-3:2011 Specification for masonry units., Part 3: Aggregate concrete masonry units (dense and lightweight aggregates).

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2013-06-27 2021-01-01 2020-12-03