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    Tarmac Building Products Limited

    Tarmac Building Products Limited
    Linford Blocks
    Linford
    Stanford-le-Hope
    SS17 0PY
    United Kingdom
    BSI logo

    Certificate number: FM 00948
    Scope: The manufacture of precast autoclaved aerated concrete masonry units under the following trade names: Durox Supabloc, Durox Supabloc 4, Durox Supabloc 7, Durox Supabloc 8, Durox Foundation and Durox Floor Block. The above products shall be as described by the firm's specifications.
    The manufacture of precast autoclaved aerated concrete masonry units under the following trade names:- Durox Supabloc Durox Supabloc 400 Durox Supabloc 4 Durox Supabloc 7 Durox Supabloc 10 Durox Smooth Face Blocks Durox Supatrench Durox Supasystem Durox Florbloc (Block and Beam) Durox Florbloc (Cast Insitu) Toplite GTI Toplite 7 The above products shall be as described by the firm's specifications.

    Standard/Scheme number or name Start Date Expiry Date
    ISO 9001:2015 1988-11-10 2026-12-01

    Certificate number: KM 24021
    Scope: Specification for masonry units - Autoclaved aerated concrete masonry units

    Standard/Scheme number or name Start Date Expiry Date
    BS EN 771-4 1993-04-27 2026-12-01

    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 ? Category I.

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