Exterior productivity door with fast vertical fold-up. Multifold steel structure Motor unit on the side ® Copyright NERGECO 19/01/2010 ® The Star 2 Trekking is designed for exterior openings and intensive use in standard logistics. It is available in single layer up to 6 x 6 m, or with double layer for increased insulation, in which case the vertical guides are deeper. Also available in the same product line : for interior use, Star 2 Forum with motor unit on the side or on the front, with pedestrian access in option, and Star 2 Forum in its emergency exit version for access to emergency aisles. Over 25 years' experience in productivity doors for your industry, your process, your site