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    BS 8213-4:2016

    Symphony Windows, Doors &
    Conservatories Limited
    Unit 14 & 16, Salamanca Road
    Tharston Industrial Estate
    Norwich
    Long Stratton
    NR15 2PF
    United Kingdom
    BSI logo

    Certificate Number: KM 503978
    Scope: Windows and doors - The survey and installation of windows and external doorsets.

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2006-08-08 2022-09-14 2022-09-14 2025-10-30