Rapid curtains are suitable for intensive use. The curtains are built to withstand hundreds of daily openings for very long period of time. It is a new concept of vertical doors, which remove the drawbacks of traditional industrial doors, allowing fast (> 1m / sec) and continuous passage, without requiring massive storage boxes, great wind protection and excellent resistance. No maintenance required. Suitable for production facilities and food handling or storage areas for maximum cleanliness and protection from external factors.