aux fire bolt

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The top latch for a Fire rated surface vertical rod device is part #650375-00 which replaced the old part #F588.
Installation should be 6" from bottom of the door. See attached templates as reference.  T-5494 for HM Doors W-5494 for Wood Doors
1400 degrees which is approximately 20 minutes after the fire starts.
Use a normally closed fire alarm as the input to the power supply option board (PS873-2 or PS914-2RS), this will hold the latch retracted.  During a fire alarm, the contact will open, dropping...
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 ...
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