Lockwood Synergy® 3578 Hold Back Deadlatches
60mm, 89mm or 127mm backset models available.
Lockwood Synergy® 3541 Short Backset Mortice Hook Bolt
Short backset, swing-bolt deadlocks suitable for narrow stile sliding and swing doors. Positive action deadbolt is hooked to engage and lock into a latching or security strike when the bolt is in the thrown position. Deadbolt is locked or unlocked by either key, turnknob, escape turn or lever handle.
Lockwood Synergy® 3541 Short Backset Mortice Hook Bolt
Materials
- High quality zinc alloy case
- Brass turnknobs and cylinder escutcheons
- Zinc die cast lever and escutcheon
Backset
23mm and 30mm.Bolt
Bolts are 28mm sintered stainless steel, are hooked to suit sliding and swing applications and is chamfered for self-latching.Door Thickness
Suits hollow stile door sections with 28mm internal thickness and 58mm maximum external thickness.Timber Doors: 32 to 58mm.
Cylinder
- 5 pin tumbler mechanism
- Brass cylinders and brass barrels
Strikes
Latching strike for sliding doors and non latching security strike for swing doors to protect against jemmying.Standard Finish
- Satin Chrome Brushed SC
- Other finishes available on application.
Keying
Standard Keying
- Supplied individually keyed with two keys per lock
- 78,000 key combinations
- Key blank KB2015P
Restricted Special Keying
Lockwood locks can be keyed to a number of controlled and/or specially keyed systems. These range from legally protected keys to protect against unauthorised duplication, which can also include specially designed key systems such as master key systems, which allow for different levels of mechanical access control.
Technical Downloads
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Lockwood Synergy® 3577 Dual Entry Deadlatch Mortice Lock
60mm, 89mm or 127mm backset models available.Lockwood Synergy® 3572 Vestibule Mortice Locks
Available in 60mm, 89mm or 127mm backset.
