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Bi-Fold Door Repair Bi-fold doors can be used to connect indoors and outdoor spaces. They provide a clear view and easy access to the garden or patio. In time, they may begin to cause issues that require bi-fold door repair. These problems are usually easy to fix and cost-effective. Misalignment Over time, bifold doors may become misaligned and damaged from wear and tear. The doors may not be closing properly, the track could be sagging, or the hinges might be loosening and need to be tightened. This