The industrial folding door, model POLAR LB, with ground track and side folding movement, composed of insulated leaves with polyurethane foam injected inside, made of 52 mm-thick panels. The leaves have an inner perimeter frame of galvanized steel and they are covered by pre-painted 8/10 smooth metal sheet, available in several Ral Colour. Polar industrial folding door guarantees the perfect movement of the leaves by means of sturdy black anti-intrusion hinges, complete of pivot with anti-fall safety system. The upper carriages, made on the patented-system by Arco Industrie, guarantee greater sealing of the doors. The rubber gaskets between the doors guarantee an anti-crushing space of 50 mm and allow a perfect closure. In the upper and lower part of the doors there are black aluminum profiles fixed by means of a special joint for inserting the nylon brushes or gaskets by ensuring a perfect closure. POLAR LB industrial doors can be manually operated, pre-arranged to motorisation or motorized. Arco Industrie industrial doors offer standard and custom-built solutions that will be perfect for all market needs. Arco Industrie offers a wide range of industrial folding doors suitable for specific transit passageways both for commercial and industrial sectors, such as chemical-pharmaceutical industry, the food and beverage and the cold chain Industry.