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“
what is an auxilary dead latch
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AUXILIARY DEAD LATCH
Resolution:
Deadlocking Latch Bolt:
At what degree will the AFL (Auxiliary Fire Latch) bolt release?
Resolution:
1400 degrees which is approximately 20 minutes after the fire starts.:
Does Von Duprin have a fire latch that will go into the floor?
Resolution:
Auxiliary fire latch is tested only from door to door latching by Von Duprin. Some door manufacturers have tested our devices LBR and use additional fire latches to pass the fire test. Contact the ...: