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    Tarmac Building Products Limited Blocks

    Tarmac Building Products Limited Blocks
    Alfreton Blocks
    Bluebell Close
    Somercotes, Clover Nook Industrial Park
    Alfreton
    DE55 4RA
    United Kingdom
    BSI logo

    Certificate number: KM 10370
    Scope: Specification for masonry units - Autoclaved aerated concrete masonry units

    Standard/Scheme number or name Start Date Expiry Date
    BS EN 771-4 1990-08-01 2026-12-01

    Certificate number: EMS 507669
    Scope: The production and supply of pre-formed concrete products

    Standard/Scheme number or name Start Date Expiry Date
    ISO 14001:2015 2006-05-09 2027-07-09

    Certificate number: CPR 595681
    Scope: BS EN 771-4:2011+A1:2015 - Specification for masonry units - Part 4: Autoclaved aerated concrete masonry units., Autoclaved aerated concrete masonry units.

    Standard/Scheme number or name Start Date Expiry Date
    BS EN 771-4 2013-07-04

    Certificate number: OHS 631550
    Scope: The production and supply of aggregate and aerated blocks.

    Standard/Scheme number or name Start Date Expiry Date
    ISO 45001:2018 (SSIP) 2020-09-17 2027-11-01