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Bi Fold Door Repairs Bi fold doors are a popular choice for homeowners who want to connect their indoor spaces to the outdoors. Their large glass panels and minimalist frames provide views that are nearly unobstructed. Over time, they will begin to show signs they're getting worn out. Learn how to fix a few issues that could arise with your bi-fold doors. Broken hinges It is important that you install your bi-fold doors properly regardless of whether they are for your home