FB458 Flush Bolts (Steel Door)

Flush bolts are usually used on a pair of double doors, like a large closet in a commercial building or French doors. These openings may have a lock on the active door, but the flush bolts allows the inactive door to be anchored to the top and bottom. The active door can then latch to the inactive door to remain secure when not in use. The FB458 flush bolt can be engaged/disengaged when the active door is opened. The lever can be moved to the ‘up’ position, retracting the bolt or the leaver can be moved to the "down" position, projecting the bolt into the strike and securely locking the inactive leaf. Non-handed, Bolt tip is 1/2" Diameter, Bolt throw is 3/4" with a 7/8" vertical adjustment, Bolt backset is 3/4", Standard rod length is 12", which is measured from the center of the flush bolt body to the bolt tip. Meets ANSI A156.16, UL Listed 90 Minute fire doors 8’0" X 10’0".

• Technical Data Sheet