The following video guide shows how you take the measurements to get the correct size ABS euro cylinder lock for your door.
You only need two measurements in order to choose the correct size lock:
The internal measurement – from the centre of the fixing screw to the edge of the door handle faceplate on the side that faces indoors.
The external measurement – again; from the centre of the fixing screw to the edge of the door handle faceplate on the side that faces outside.
The following video guide shows how you remove your old lock and replace it with your new ABS lock upgrade.
Please note: These guides are for general use on main entrance doors. The procedure may vary depending on the type of door.
Please consult a qualified locksmith for professional installation services if in any doubt.