It is used when UDD type universal disk damper is used for a door that opens upward.
For top opening.
*In order to reduce the clearance between the upper part of the door and the top plate, chamfer the casing referring to Fig. 2 and Table 2 (recommended).
*The housing should have a door stop (Figure 3).
*Provide a separate catch so that the fully opened state is not maintained.
*When using acrylic or glass doors, please use SDS glass door faceplate and spacer SDS-50G type.