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The installation steps of the door closer Before installation, you must read the installation instructions carefully, and don’t forget to install the plastic cover, which can be used to catch the hydraulic oil leaking from the door closer. Determine the installation position according to th...
View MoreWhat are the installation methods of door closers? The installation of door closers is something we often encounter in the construction of weak current projects. Here are five methods for installing door closers. I hope all weak current engineers can use them as a reference in daily construction....
View MoreThe working principle and types of door closers In our decoration, people pay a lot of attention to the material and type of the door, but few people pay attention that the various functions provided by the door are based on the hinge, and the work of the door is closely related with door hinge. ...
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