Introduction of new zipper The new zipper is professional for derailed repair zipper door, zipper head material nylon 66, with built-in steel wire rope and screws fixed curtain, under the impact of gravity can let the curtain out of the rapid and correct return to the track, and track teeth without damage, durable, improve the original zipper teeth easy to wear defects. Zipper quick door The curtain of the high-speed zipper door is made of 1.2MM PVC coating cloth which can be embedded into the window. The unique design of this zipper door makes it possible to provide efficient goods entrance and exit under the premise of minimizing heat loss, so as to maintain the original temperature conditions in the room. The high-speed zipper door can provide different opening and closing speeds. According to the different needs of customers to provide the best speed of adaptation. The high speed zipper door curtain section ensures the…