Industrial sectional doors is the most unappropriateness door system in the foregroundfor loading and unloading facility on the middle level of work that requires speed, insulation. It is extremely durable and long lasting with internal polyurethane-filled, extremely durable with outer steel or aluminum-coated panel. Four side sectional doors equipped with rubber gaskets is highly sealed. A standard sectional door, although it does not move very fast (0.25 m / sec), can be opened at 0.5 -0.7 m / sec in some bearing types. It has a fairly robust body and It provides maximum security. integrated with the bellows may be used.