Suggested region and language based on your location

    Your current region and language

    BS 8213-4:2016

    Graham Holmes Astraseal Limited
    Astraseal House
    Paterson Road
    Wellingborough
    Finedon Road Industrial Estate
    NN8 4EX
    United Kingdom
    BSI logo

    Certificate Number: KM 71853
    Scope: Windows and doors - The survey and installation of windows and external doorsets.

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2004-05-07 2024-11-06 2024-11-06 2027-09-11