A few simple steps and tips for changing a upvc door lock in london 1.
How to change a lock upvc door.
A cylinder this normally sits inside the door and is accessed with the key from the outside and inside.
Only remove the key from the lock once the retaining screw is secured back into place.
How to change a upvc door lock.
A multi point locking mechanism this is normally a strip down the edge of the door with a few cases that sit inside.
As long as you have selected the correct size central gearbox you will have no difficulty in changing it over.
Door locks and mechanisms can be purchased from upvc spares 4 repairs.