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    ISO 9001:2015

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

    Certificate Number: FM 30164
    Scope: Manufacture and installation of PVC-U windows and doors, including the manufacture and installation of double glazed sealed units. The processing of customer enquiries to customer order verification. The manufacture and installation of aluminium windows and doors and associated products.

    Original Registration Date Effective Date Last Revision Date Expiry Date
    1994-12-19 2024-09-12 2024-08-27 2027-09-11