1.High quality hydraulic door closer , 90degree hold open / 180degree automatically open
2. Excellent painting cover fight against rust , passed 48 hours salt spraying test
3. Past 300000 time open-close cycle test without damage .
4.Closing Speed : 100degree -180degree adjustable
Locking Speed : 0-15 degree adjustable
Hydraulic Door Closer Package
one piece door closer pack into one inner box
10pieces door closer pack into one outer box
Colour be can be customized if your quantity is more 1000pieces
Suggestion for installing Door Closer
1.Choose proper open angle ,According to the size showed in picture 1 make the mark on the door leaf and frame ,then drill holes and install the door closer
2. Install the fixed rocker on the spindle nose of the closer .Screw tightly as picture 2
3.When installing the spindle nose ,adjust the control oil valve to facing the hinge
4.Install the tripod of the movable rocker on the door frame
5. Adjust the length of the movable rocker and locate it one the right angle of the frame .Then connect the two rockers by gasket and screws
6.Screw the decoration cover at the axis of the closer bottom .
7.The control oil valve can not be screwed beyond the surface of the closer or it will cause leakage .
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