Atex is the conventional name of 94/9/CE policy of European Union for regulation of equipment for Atex zone. The Policy became effective 1st March 1996 and became binding 1st July 2003 for all European countries and sets Atex certification for all products marketed in the European Union, apart from production place and laws in force, if installed in Atex environments. Since Atex policy came in force, CO.RA. attuned its own products to satisfy these requirements demanded by European Policy to chemical and pharmaceutical industries. The firm R & D activity, process validation and all concerning the warranty of a complete service to offer its customers, employed CO.RA. staff in a specific research to manufacture “Made in Italy” Atex gaskets for Sole Valve®, Rotary Valve®, Double Valve®.