Euro Cylinder Measuring & Identifying Guide

The following guide can be used to help identify or correctly measure your Euro Cylinder. 

How Do I Measure A Euro Cylinder?

In order to correctly measure a Euro Cylinder there a two sizes that you require, the Internal size and the External size.

A. The Internal Size - measured from the internal side to your door facing inwards to your home, to the centre of the black rotating clip (cam). 
B. The External Size - measured from the external side of your door facing outwards to your property, to the centre of the black rotating clip (cam).