How to meassure a Deadlock:

 

Step 1: You will need to meassure the Backset measurement of the Deadlock, The measurement from the front plate of the lock to the back of the lock case. A number of different backsets are available but the most common sizes are 64mm and 76mm.

 

 

Should you require any further help with the measurements of your Deadlock please feel free to contact our customer services team on 0800 142 2896. To go back to the Deadlocks section please click here.