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“ double cylinder deadlock ”

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Resolution: Double cylinder deadlock - Deadbolt thrown or retracted by key from either side. Bolt automatically deadlocks when fully thrown.:

What are the part numbers for the ND lock spring cages?

Resolution: ND-series locks manufactured before January 30, 2017 used the following spring cages::

Available kits to convert classroom mortise locks to classroom security locks.

Resolution: Schlage has conversion kits to convert the classroom L/LV9070 to the classroom security L/LV9071 and the classroom holdback L/LV9076 to the classroom security holdback L/LV9077. The...:

How does the 98-2 or 99-2 double cylinder function affect the outside lever trim?

Resolution: Double cylinder (-2 or -2SI) features an inside key cylinder which locks or unlocks the outside trim and an outside key cylinder which retracts the latch bolt only (Night latch function). Thi...:

Do the Falcon exit devices have the double cylinder option?

Resolution: A double cylinder(-2) option is not available on a Falcon device but is available from Von Duprin.: