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Bi Fold Repairs - How to Properly Maintain and Repair Your Bi Fold Doors Many bifold doors are difficult to open and could even begin to let in drafts. This is usually due to the hardware slipping out of alignment with time. It's typically quite simple to get your bifold doors back on track. All it takes is a few adjustments. Misalignment Bi fold doors are beautiful homes, offering a wide range of benefits like seamless indoor-outdoor integration, as well as more lighting. However, as with ever