Hi-Tech Duravent is the Industrial brand of Flexible Technologies, Inc. Flexible Technologies is an innovative service and manufacturing organization with experienced employees eager to continue a tradition of excellence specializing in custom engineering, quality manufacturing, and outstanding customer service. Flexible Technologies is a member of the Flexible Solutions Group of the Flex-Tek Group which is based in Greenwood, South Carolina. The Flex-Tek Flexible Solutions Group's global headquarters is located in Abbeville, SC. Flex-Tek is a division of Smiths Group, PLC, which is headquartered in London, England.