5UNL/40-KK
Includes 20 mm latch throw for extra strength and security
The latch can be held in the withdrawn position (only) with the use of the snib feature to avoids accidental locking
An anti-thrust latch can stop the latch being slipped open
Not only are suitable for wooden/ timber door but also perfect for glass panelled doors because the handle can be locked by a key from inside.
Thus it can not be opened once the glass door is smashed
Available in 40mm and 60mm sized backsets