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Automatic Duty Door Closer

If you want to know more about the Automatic Duty Door Closer, the following articles will give you some help. These news is the latest market situation, trend in development, or related tips of the Automatic Duty Door Closer industry. More news about Automatic Duty Door Closer, are being released. Follow us / contact us for more Automatic Duty Door Closer information!
2022
DATE
03 - 09
How to install the door closer?
The most commonly used door closers are external closers, which are installed in the following ways.Here is the content list:Door closer installation methodsDoor closer installation stepsDoor closer installation methodsDoor closers are generally divided into 3 types of installation Option A - Regula
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2022
DATE
03 - 02
Common problems and maintenance methods of door closers
Sometimes after a period of operation of the door closer will have some problems, so when there is a problem we should how to repair it? The following is a detailed introduction.Here is the content list: The usage and maintenance of door closersCommon problems1) Loose or missing mounting screws, r
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2022
DATE
02 - 25
What are the types of door closers?
Modern hydraulic door closers (door closers for short) began with a patent registered by the Americans within the early twentieth century, that differs from ancient doors nearer by resistance the liquid within the door closer to realize a padding impact. The core of the look plan of hydraulic door n
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2022
DATE
02 - 23
How to choose door closers correctly?
Door closer products must meet the national standard GB2698-2005, fire door closers should also meet the requirements of GA93-1995 "fire door closers test". So what factors should be considered when choosing a door closer? The following is a detailed introduction.Here is the content list:The width a
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2022
DATE
02 - 16
Introduction to door closer
Automatic door closer may be a spring-like hydraulic device on the top of the door, once the door is opened is often discharged by compression, the door can mechanically shut, there is like a spring door role, can ensure that the door is opened, accurate and timely close to the initial position. So
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