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    GIS/V4

    Bryan Donkin Valves Limited
    Colliery Close
    Ireland Industrial Estate
    Chesterfield
    Staveley
    S43 3FH
    United Kingdom
    BSI logo

    Certificate Number: KM 518471
    Scope: Design, manufacture, testing and final inspection of service isolation valves in accordance with GIS/V4

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2007-07-20 2024-07-10 2024-07-05 2027-07-09