... ) 4.Packing:Plywood Case 5.Delivery time:7 days Industrial Rapid Roller Door1.Control systemsJapanese Mitsubishi Inverter, PLC and other components ... and static-free,colour optional. --Curtain material adopt high-density industrial fabric coating, 0.8mm thickness, yellow, blue, red, white, ... than conventional doors. --Seal:ST high speed door install seal brush on both side of the door track , make it ...