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Bi Fold Door Repair - How to Fix Leaning Doors Without Removing the Hinges Bi fold doors are a fashionable way to open up your home and connect indoor and outdoor spaces. But, like all door systems they need to be properly maintained to function correctly. This can be accomplished by cleaning and lubricating all mechanisms, including the lock, to ensure they work smoothly. This will help prevent the problems that can cause them to fall or become out of alignment. Fix a Door that is Leaning If your doo