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When browsing our website, cookies are placed on your terminal (computer, mobile phone, tablet), in accordance with choices that you have made, which you can change at any time. Our site is designed to be particularly attentive to our customers' needs and expectations. This is partly why we use cookies in order, for example, to remember your visits and to customise and enhance your browsing experience.

This page will give you a better understanding of how cookies work and how to use existing tools and configure them.


Placed on your terminal when you visit a website, a cookie is a small text file containing information about your browsing on the site, whose main purpose is to enhance your visit to the site and allow you to receive targeted services.
On your computer, cookies are managed by your internet browser.

Cookies used on the website can be placed either by Legrand, or by a third party. They may be either session cookies (in which case the cookie will be automatically deleted when the browser is closed) or permanent cookies (in which case the cookie will be stored on your terminal until its expiry date).

Below are the cookies used by the site :

Technical name of cookies Purpose
frontend Save the material lists
JSESSIONID, login_service_login_newrelic_com_tokens Allows to measure the technical performance of the site
_ga,_utma,_utmb,_utmc,_utmt,_umtz GOOGLE ANALYTICS : records statistics about the hardware configuration of the user and on his route (statistics) in the site No personal information is stored.
hasCookie Information to verify that the computer of the Web supports and well accept cookies on the website

No correlation is ever made between these cookies and any personal information that may be held by


You can set your browser to store cookies in your terminal or reject them, either routinely, depending on where they originate from, or to inform you each time a cookie is stored in your terminal, so you can decide whether to accept or reject them.

However, deleting all cookies used by the browser, including those used by other websites, may lead to some settings or information being altered or lost, making it difficult to browse the website.

Every browser is configured differently. You need to follow the instructions in your browser's editor as listed below (links available at the date of updating this page) :

If you don't wish to change the cookie settings, simply carry on using the website.

For more information about cookies and their impact, please visit the "Vos traces" (Your traces) section of the CNIL website (the French personal data protection authority) :