Yale 84 Nightlatch Case

This grey Yale 84 nightlatch case is a dark metallic grey case for standard security nightlatch cylinders and is suitable for both exterior and interior doors. The Yale 84 lock case features a snib function facility that can deadlock or hold back the latch-bolt so rendering the lock inoperable by key or handle. The Yale-84 nightlatch should be used with a mortice deadlock when securing an external door.

Further information, specifications and fitting instructions can be downloaded on the following links Yale 84 nightlatch specs (opens in a new window), Yale 84 nightlatch fitting guide (opens in a new window).