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Fixing French Door Locking Mechanism Replacement When you lock your french doors, it is important to make sure they're secure. This can be achieved by choosing the right lock that will keep your door secure while not blocking airflow or affecting the aesthetics of your space. French door locks usually have a three-point locking system that includes flush bolts on the lower and upper edges of each door panel as well as a lockset for the door that can be opened. This type of lock isn't easy to penetrate. How t