KE Fibertec North America Inc designs and sells custom textile ventilation systems (more commonly known as Fabric ducts/duct socks/sox) for draft-free air distribution in all types of rooms and applications. KE Fibertec NA is a subsidiary of KE Fibertec AS with its corporate headquarters located in Denmark. KE Fibertec was one of the first fabric duct manufacturers established in the early 1970's and since then has grown into the largest fabric duct manufacturer in the world and the only one with its own weaving mill. This means KE Fibertec's fabrics are specially woven to meet your duct work needs to provide "air the way you want"​ for a healthier, more comfortable indoor climate.