The Flex-Gate - Side Deploy is a high strength flexible wall that can be deployed rapidly for flood protection of buildings or equipment. It is constructed from textile based materials that reside in a storage container and are manually deployed, connecting to a receiver unit. Both units are stored at Point-of-Use, thus providing deployment and retraction in minutes, with minimal manpower or equipment required. The Flex-Gate - Side Deploy can be customized to a wide variety of openings and widths, as well as accounting for significant Design Flood Elevations and surge. All parts and equipment are stored at the point-of-use for maximum efficiency in an extreme weather event.