Inquiry (采购产品): Security at Airport Have at the end of a stair unit a motorized controlled gate that prevents travelers from going back up the stairway. This is a TSA directive that travelers once they go beyond the sterile area can not re-enter.The present gate is not working and the airport is looking for a new product or concept. Need a single exiting device to replace what we currently have. Please send pictures, specs and pricing/warrenty materials. **** Hidden Message ***** Sandy Sproat Airport Trades Center 6045 28th Ave So MPLS, MN 55450 USA Company: Metropolitan Airports Commission Title: General Foreman of Carpenters Phone: 612-726-5180 Fax: 612-726-5283 E-mail: ssproat@mspmac.org **** Hidden Message ***** ssproat@mspmac.org