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    Specialist Building Products Limited

    Specialist Building Products Limited
    T/A Sierra Windows
    Alders Way
    Yalberton Industrial Estate
    Paignton
    TQ4 7QE
    United Kingdom
    BSI logo

    Certificate number: KM 12887
    Scope: Plastics windows made from PVC-U extruded hollow profiles

    Standard/Scheme number or name Start Date Expiry Date
    BS 7412 1991-10-23 2027-09-04

    Certificate number: KM 33527
    Scope: Enhanced Security PVCU Windows Fabricator

    Standard/Scheme number or name Start Date Expiry Date
    BS 7412/PAS 24 1995-03-17 2027-09-04

    Certificate number: KM 505822
    Scope: Enhanced Security PVCU Doors Fabricator

    Standard/Scheme number or name Start Date Expiry Date
    BS 7412/PAS 24 2006-05-18 2027-09-04

    Certificate number: CPR 802054
    Scope: BS EN 14351-1:2006+A2:2016 Pedestrian doorsets for escape routes

    Standard/Scheme number or name Start Date Expiry Date
    EN 14351-1:2006+A1:2010 2024-09-11