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    Tarmac part of Tarmac Holdings Limited

    Tarmac part of Tarmac Holdings Limited
    Silvertown Topflow Screed A
    Knight Road
    Silvertown
    London
    E16 2AT
    United Kingdom
    BSI logo

    Certificate number: KM 613473
    Scope: Screed material and floor screeds - Screed material - Properties and requirements

    Standard/Scheme number or name Start Date Expiry Date
    BS EN 13813 2014-06-03 2027-01-12