Yale 85 Deadlocking Security Nightlatch 40mm Chrome

Yale 85 Deadlocking Security Nightlatch 40mm (D) Brass is a traditional high security nightlatch that is ideal for securing wooden doors. It is ideal for use in conjunction with another lock, such as a deadlock or euro cylinder. The nightlatch features a double locking mechanism that operates by putting the key in the outside cylinder upon exit and turning in the reverse direction.

• Inside handle can be deadlocked by a reverse turn of the key in the outside cylinder after closing the door
• Key operation from outside and lever handle on the inside
• Snib function enables the latch to be held back
• Latch can be deadlocked by the snib button internally, making the lock inoperable by key or handle