How is the unlocked side of the security door locked?

Updated on Security door 2024-03-22
2 answers
  1. Anonymous users2024-01-23

    Inside the door is a mezzanine with a lock.

  2. Anonymous users2024-01-22

    When you open the door, you will see several round holes in the door frame, and when the door is closed and locked, it will be locked in the hole where the steel bar sticks out from the inside of the door leaf and inserts it into the door frame.

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