How to measure a Door Cylinder
Cylinders are available in 5 main variants:
Always keep an eye out for the below features too. Heres a handy guide to what they all mean:
The diagrams below show how you should measure for a door cylinder. Our aim is to make it as easy for customers as possible but should you require extra information please give us a call direct on 0800 111 4976 and speak to one of our expert technicians.
Double Cylinder Single Cylinder
Please Note: For ABS Cylinders and Carl F Cylinders the above is reversed as per the image below.
If you are having any difficulty working out the correct mesaurements for your cylinder please give us a call on 0800 111 4976.
Double Cylinder (ABS and Carl F brands only)
Once you have determined the length you need you are now ready to choose an anti-snap cylinder from our range. Here at Lock Shop Direct we only stock leading brands and if you need a double cylinder we recommend either Yale or ABS locks.