Finger protection measure :
Patent technology of hand-squeezed prevention in both inside and outside of the door body.
Hand protection measure
Steel sealing structure at both sides of the side-rail can prevent your hands from being squeezed between the panel and the guide rail.
Protection for spring breaking :
If steel wire rope is broken, this device will stick on the guide rail to prevent the door from falling down. This rope is the standard conguration for VL-type door and optional for other doors.
Sealing strip :
The sealing strip, which is installed on side rail and contact surface of the panel, can be used for heat-preservation, heat-insulation and dust-prevention.
Sealing of door header :
When the door is closed, the heat-preservation function of the whole door is achieved by the sealing of the door header.
Middle sealing stripe :
Middle seal can guarantee tight connection of door’s panels.
Sealing in the bottom :
The main pole is made of aluminum alloy, with EPDM at its bottom sealing stripe, which is corrosionresisting, frost-resisting and flexible. It can cover the defect of uneven ground and prevent air ow.