Yes, all of the CISA Astral S 10 Pin - Euro Double Cylinder Series have the facility to unlock with a second key from the outside.

The CISA Astral S Cylinders are supplied with a unique code card which allows you to order additional keys and keyed alike locks by providing the code on the card. All Euro Profile cylinders have the same face dimensions - 17 x 33 x 10mm.

Providing the locks are of the same brand with the same number of pins, lock cylinders can be keyed alike despite the overall length being different.

Keys cut would be from an original CISA blank.

Yes you can, you would need to call our Sales team on 0800 432 0722, option 1, who would be able to process an order for you. You would need to confirm your key code by email.

NB: These are made to order and non-returnable, and will not come with any keys, but you can add additional keys to your order if required.

Yes you can have two cylinders "keyed alike" so you have the same key for both front and back door. Just select the keyed alike option at the end in the checkout. Please also note that the cylinders must be the same manufacturer and the same amount of pins for them to be keyed alike.