Закрыватель для дверей для отеля

Product Overview

Description

Door weight 45kg-80kg, Latching speed, swing speed and back check

1. Adjustable section of closing speed is 180 °-15°.
2. Adjustablesection of locking 15°-0°.
3. Two hydraulic presure valves control two sections of door closing seperpately.
4. The speed of locking have been control by the whole section of hydraulic pressure.
5. The use of exter positioning within 180°,any angle can be  targeted or not targeted .
6. Anti-freezing hydraulic oil ensures normal operation from-20° to -30°.
7. Optional silver gray,bronze ,golden and black finishes.
8. It is very convenient for the children and the old man