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    ISO 45001:2018

    Crystal Units Limited
    100 West Hendon Broadway
    London
    Hendon
    NW9 7AA
    United Kingdom
    BSI logo

    Certificate Number: OHS 809992
    Scope: The manufacture and supply of insulating glass units, processing including laminating, heat soaking, heat strengthening and toughening of safety glass.

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2025-03-14 2025-03-14 2025-03-14 2028-03-13