Tag Archives: pullman latch

Q: Recommend a product for fire escape doors with door closers – when the doors slam shut they LOCK; so is there a mechanism which allows us to keep the door bolts UNLOCKED until we want to LOCK the doors?

Posted on 13th October 2011 by Editor

A: Yes, such a mechanism exists and is called a dogging device, it allows the bolts to be withheld in the retracted position ensuring the automatic top trip catch or Pullman latch do not engage when the door is closed, … Continue reading →

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