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Adjust the closing force of the closing door is to adjust the closing speed,Power when the speed is fast,Small force behind the door closers slow speed.The door closers adjust the closing speed isThrough the two hydraulic valve independent control of two door closers closing speed,For full hydraulic control.

The core of the design of the hydraulic gatekeeper is to realize the control of the closing process so that the various functional indexes of the closing process can be adjusted according to the needs of the people. The significance of the door closer is not only the door automatically shut down, but also to protect the door frame and the door (smooth off), more importantly, the door closet has become a modern building intelligent management of a non-negligible implementation of the part ...

Door closers Before installation, the user should read the installation instructions and install and use them according to the installation instructions.Installation, be sure to ensure that the installation size, the correct connection, the screws should be fastened and reliable, flexible joints, and doors without friction phenomenon exists.