Airtight Zipper High Speed Doors

Zipper type self repairing High Speed Roll Up Doors, are an special improved rapid doors.  Its structure is quite different from regular standard PVC High Speed Doors. Its side curtain is connected with side tracks by zipper strip, completely reduce gap at two sides. And at the same time zipper curtain can get off from side track when door hit by forklifts, and this avoid damage and repairing of the Rapid Roll Up Door. Thus there are two big advantages for zipper type high speed doors:  1. High airtightness; 2. Self repairing after collisions by forklifts.   It is quite suitable for high grade pharmaceutical factory, electronics factory, cleanrooms,food factory, laboratory and dust-free workshop, where there is extreme high demand of  hygiene and clean indoor environment. Such door will benefit to keep pressure level inside all kinds of clean rooms. And also it can minimize long-term maintenance and repair cost for areas with heavy forklift traffic .…