Boon Edam Inc., a global leader in security entrances and architectural revolving doors, announced that Eastman based in Kingsport, TN, installed a multi-layer security entrance strategy, utilizing a combination of Boon Edam Tourlock security revolving doors and Speedlane 900 optical turnstles, at its Corporate Business Center. Eastman manufactures advanced materials and specialty additives at approximately 50 locations worldwide, which are used by its customers as key ingredients to make products people use every day.