HSD-800 803 Floor Ring

HSD-800 803

Applicable for aluminum door, also iron door, wooden door,etc. with auto-stop fitting inside.

Whole hydraulic pressure in door, two sections speed control of closing door, the regulating position is 90°-20° and 20°-0°.

Install the main body of closer into the top of frame and the arm into the door head, connect both to ease door open/close.

Install a simple bearing pivot on the floor that should be checked in advance that the sizes of top frame are large enough to hold the door cloer body.