What is the best 5 Lever Mortice lock? The best & most secure 5 Mortice lock is a lock that is Kitemarked to British Standard BS-3621. A Kitemarked British Standard lock ensures the mortice lock has been tested against burglary techniques such as drilling.
There are two sizes of mortice locks: 21/2” and 3”. If you are installing a mortice lock to a door with a narrow frame, or any door for that matter, it's very important to know what size lock you need. The size of the mortice lock refers to how far the keyhole will be from the edge of the door.
Most mortice locks have a lever mechanism - the key operates a series of levers that open and close the bolt. Simple two-and three-lever locks are cheap but also easy to break into; for real security, a 5 lever lock should be regarded as the acceptable minimum.
5 lever mortice deadlocks are a type of lock that is installed into the door material. The lock can be locked and unlocked using a key, and it has 5 levers to make it more secure. 5 lever mortice dead locks are available in a range of finishes, it can be used on both internal and external doors throughout a building.
Deadbolt door locks are the most secure type of key lock and are usually used on a home's exterior door. Available in single- and double-cylinder styles, deadbolts are rated according to their strength from Grade 1 to Grade 3. A Grade 1 is the highest grade and provides the most security.
Also in the non-forced entry category, there is no doubt Schlage is better. With a better, more precise manufacturing process and 2 additional security pins than the Kwikset deadbolt, Schlage locks are significantly harder to pick, bump or compromise in non-destructive ways.
Mortise locks are one of the most secure forms of residential hardware available today. What makes mortise locks so much more secure than their cylinder counterparts? A pocket cut into the short edge of the door, allows a longer and thicker mortise box to slide into the door itself, providing superior protection.
The Fortress 5 Lever British Standard (BS) Deadbolt Mortice Door Lock is a high security deadlock, conforming to the BS 3621:2007; meets the exacting demands of insurance companies and the Police. Higher security and strength are delivered by a 20mm bolt throw in every lock.
Mortice locks can be known as a Deadlock or Sashlock. They both have essentially the same operating system, with the distinguishable difference between them being the use of a handle that operates a latch within a sashlock.
Backset is measured from the centre of the keyhole to the edge of the lock. Most backsets are commonly measured at either 44mm (for a 64mm (2½”) lock) and 56mm (for a 76mm (3”) lock). Typically a lock adjacent to a glass panel will be 2½” (44mm) and otherwise 3” (56mm), but you should always measure to be sure.
Anti-snap locks are high security euro lock cylinders that are designed and tested to protect against lock snapping stopping a thief from breaking the lock into two parts. This type of cylinder is usually found on uPVC doors. You may find people refer to Anti-Snap locks as 'Snapsafe Locks' as well.
After almost 200 years of manufacture, Chubb Locks are one of the most trusted security brands on the market.
A Night Latch (Yale Lock) is a lock commonly found on home front doors; they are mounted to doors that open inwards and mounted to the inner surface of the door. When the door is closed the night latch automatically latches the door shut.
5 lever locks are also generally sold in two sizes: 2.5 inch and 3 inch case sizes. These translate to 44mm and 57mm backset measurements. When choosing the right size for your external door, you will need to consider these factors: The thickness of your door.
You can work out the size of the lock by measuring the distance from the edge of the door to the centre of the door handle or knob. This measurement will give you the approximate size of the backset which will allow you to identify which size lock or latch you have.
With deadlocks and sashlocks, neither is better than the other. It simply depends on how you use them. An office door might benefit from a sashlock, for example, while a front door which already has a Yale nightlatch on it would work better with a simple deadlock.
The 3 Lever Sashbolt Mortice Door Lock is a classically designed, low cost sashlock, which offers additional security for internal doors and outside applications such as sheds. The sashbolt is to be operated by a handle. Available in 64mm (2 ½") and 76mm (3") and in both brass effect and satin finishes.
Chubb locks, now branded as Union are one of the most popular BS3621 approved deadlocks for front doors in the UK, a great secure popular 5 lever deadlock.
One way to check your front or back door locks are conforming to BS3621 is to look for the British Standard Kitemark (BSI) on the faceplate of the lock. The faceplate of the lock is viewable when you open the door; you should also see the specific standard number e.g. BS3621 stamped on the plate.
Ultion locks meet the BS3621 British Standard, bear a Kite Mark and are approved by the Police and by insurers.
Most residential locksmiths agree the average lock's lifespan is about seven years.