Open front door to reveal the face of the lock.
How to change a upvc door lock cylinder.
How to change and measure a euro cylinder in a upvc or composite door from www lockandkeyshop co uk shop for euro cylinders online.
That s it the cylinder should be out of the door and you can measure it to see which size you need.
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If you have any upvc lock issues and need a locksmith why not contact us and leave it to the professionals.
How to change a upvc door lock.
Locate the cylinder retaining screw using the cylinder as a guide and remove screw.
How to change measure a euro cylinder in a upvc or composite wooden door.
Only remove the key from the lock once the retaining screw is secured back into place.