COTRAL Laboratory have designed new packaging for their Optimum and Excellium packs. Better suited, more practical, readily identifiable and recyclable, it has many arguments in its favour!
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Noise affects one of every three employees. All sectors are involved. COTRAL Laboratory work with a large number of reference companies in various business sectors:
Steel industry / metallurgy: ARCELOR, SAINT-GOBAIN...COTRAL Laboratory also collaborate with large state-controlled enterprises and administrations such as the Departmental Public Works Office (DDE), the French Army and many local bodies (town halls...).

1,158,600 is the number of individuals equipped with COTRAL hearing protections in Europe.
COTRAL Laboratory guarantee the hearing health and safety of employees ranging from SME's/SMI's to major industrial groups.
Working with COTRAL Laboratory means choosing a company endorsed by a large number of international enterprises and groups.
Are you interested in our customised hearing protections, our services or our training and awareness-raising tools?
Contact us by telephone at
+33 (0)2 31 69 36 36
16,34/20
Would you recommend COTRAL’s hearing protections?
91.8% of users gave us a grade superior or equal to 7