The night latch
holds the door closed with a latch which can often be deadlocked into position
. The latch’s screw prevents the cam on the mortise cylinder from turning far enough to allow the key to be released from the core (or plug) while the handle is locked.
What is the meaning of night latch?
:
a door lock having a spring bolt operated from the outside by a key and from the inside by a knob
.
What is a deadlock night latch?
Auto deadlocking Night Latches are
deadlocked automatically when the door is closed
. The anti-thrust bolt is triggered as the door closes, deadlocking the door and ensuring the latch bolt cannot be slipped by a plastic card, ensuring a high level of security.
How do you open a locking night latch?
The definition of a night latch is spring lock that can be opened from
the outside with a key only and the inside by turning either a knob or short handle
. This type of lock never needs to be locked with a key as just pulling the door closed will engage the latch into the strike plate.
What are night latches on windows?
Night latches are
spring locks that can be unlocked from the inside by a lever or knob or from the outside using a key
. There are many types of night latches on the market today so you may be wondering which one you should get.
What’s a sash lock?
A sash lock
works by using a lock, latch & handle mechanism meaning you can open and close the door
without the worry about it locking behind you and you don’t need the key each time. Available in a variety of security levels dependant on requirements, along with insurance approved mortice sash locks.
What is the best night latch?
The best night latch to keep your home secure would be an
auto dead locking night latch
that is approved to British Standard 3621, this would automatically deadlock the door when it is closed. Popular brands who make this high-security night latch lock would be Yale, ERA, Union.
Why is a night latch called a night latch?
A night latch (or night-latch or nightlatch) is lock that is fitted on the surface of a door; it is operated from the exterior side of the door by a key and from the interior (i.e. “secure”) side of the door by a knob. … Historically, such
locks were intended for use at night-time
, hence the name.
Can you fit a night latch to a composite door?
Lift Lever system, Nightlatch system and Key Wind system, These are mainly fitted to uPVC and composite doors. … Yes, you still need to use a key to open the door from the outside which is only closed in Nightlatch mode, this means the door is closed on the latch only, not the locking points.
What is a door latch guard?
Latch guards are
metal plates that cover exposed latches and keep them from being tampered with
. … Latch Guards are also known as Latch Sheilds or Latch Protectors. Outswing Doors: This is the most common type of latch protector.
How do you measure a night latch?
The size of a Night Latch is measured
from the centre of the keyhole to the edge of the door where the night latch should finish
.
Should you lock your front door at night?
Protection From Criminals. The most obvious reason to lock your doors at night is
to protect you and your family while you sleep
. Reliable companies can install locking systems for your doors that will keep intruders out while keeping your family safe.
What is a 5 point Mortice lock?
The five lever mortice deadlock is
a type of door lock commonly fitted to wooden doors
. It can be locked and unlocked with a key from both the inside and the outside. It works by inserting and turning the key to move the five levers into the correct position, allowing the bolt to be locked or unlocked.
What is a double locking Nightlatch?
The Double Locking Nightlatch is
a face fitted, non handed design enabling both left and right handed operation
; and the striker is designed with a 3 hole fixing for additional strength and security.
