Lockwood Synergy 3572 Vestibule Mortice Lock
https://cdn.prod.website-files.com/69fd47b6fd25e9b4c1f02fce/6a792991b3a0be3fc63ec8ee_L3572_resize.jpeg
Lockwood 3572 mortice locks are made from quality materials to meet high durability and strength requirements.
These locks have various latching functions which can be operated by key or handle outside and by turnknob, key or handle inside. They can then be easily adapted to suit the function required.
Suitable for heavy duty use in industrial and commercial buildings, institutions, clubs, schools, hospitals, hotels, and similar buildings.