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    BS EN 331

    Orseal Limited
    Lynstock Way
    Lancashire
    Bolton
    BL6 4QR
    United Kingdom
    BSI logo

    Certificate Number: KM 643579
    Scope: Manually operated ball valves for gas installations

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2016-11-07 2025-02-18 2025-02-18 2025-12-31