Aerosol Valf Sanayi A.Ş. - Licensee Coster Italy - Licensee Coster Italy - has been producing aerosol valves and providing aerosol filling services for 26 years for companies in Turkey and abroad. Since the beginning of 2002, investments have been made in its new facilities at GEPOSB in Gebze, which is working with the highest capacity in our country, and also with one of the first five throughout Europe.