What is the case size on a mortice lock?

Standard Case Depth sizes are 64mm (2.5″) and 76mm (3″) and standard Lock backset sizes are 44mm and 57mm, a 50mm case size is also available for doors with a narrow stile or aluminium doors. Other lock measurements although important are not so critical, these include Case Height, Forend Length and Width.

What is the difference between a mortice sash lock and a mortice deadlock?

The difference between a mortice deadlock and sash lock is that a mortice sashlock has a latch and bolt to open and close the lock. Where-as a mortice deadlock does not have a latch to open the lock.

Is a Yale lock a 5 lever Mortice?

The Yale range of mortice locks that meet all applications and security needs. The most secure 5 lever mortice lock is one which is Kitemarked to British Standard BS 3621.

How can you tell a 5 Lever Mortice lock?

How to identify a five lever mortice lock

1. The words ‘5 Lever’ engraved on the internal faceplate of the lock.
2. Mostly found on wooden doors. You can’t fit them to uPVC, aluminium or composite doors.
3. Locks and unlocks from the inside and outside with a key.
4. The lock sits within the frame of the door.

How do you identify a 5 lever mortice lock?

How do I know if my lock is a 5 Lever Mortice Deadlock?

You can often identify a five lever mortice deadlock by the following:

1. The words ‘5 Lever’ engraved on the internal faceplate of the lock.
2. Mostly found on wooden doors.
3. Locks and unlocks from the inside and outside with a key.
4. The lock sits within the frame of the door.

What is the best 5 Lever Mortice lock?

ASEC 5 Lever BS3621 Mortice Locks The ASEC 5 lever BS3621 Deadlock and Sashlock are probably the most cost-effective lock on the market. They are a copy of the Legge lock range that has now been discontinued but with these ASEC locks available you don’t need the Legge range.

Why choose Yale 8800 series mortise locks?

Yale 8800 Series Mortise Locks are designed and manufactured for uncompromising strength and durability in a range of commercial applications. Lock installation is made easy with quick lever handing, field reversible latchbolt and standard nonhanded strike.

Are Yale mortise locks UL listed for fire doors?

All Yale 8800 Series Mortise Locks with Lever Handle Trim are UL listed for fire door applications. Underwriters Laboratories does not list locks with rabbeted fronts, locks with deadbolt only, or locks with hold- back feature on the latchbolt.

Are the Yal mmolise locks field reversible?

Yalemortise locks with the same trim on both sides (knob x knob or lever x lever) are field reversible. These locks can be converted to accommodate the hand of the door. However, to reduce installation costs, it is recommended that the hand of the door be specified for each lockset ordered.

What is a mortise lock?

Lock installation is made easy with quick lever handing, field reversible latchbolt and standard nonhanded strike. The 8800 Series Mortise Lock offers a new measure of security, featuring a reinforced stainless steel deadbolt, heavy-duty, vandal-resistant trim and ANSI/BHMA Grade 1 certification for long life and durability.