Bi Fold Repairs - How to Properly Maintain and Repair Your Bi Fold Doors Many bifold doors are difficult to open and may even allow a draft. This is often due to the hardware slipping out of alignment with time. Restoring your bi-fold doors in line is usually pretty simple. https://bi-folddoorrepair75374.getblogs.net/62959544/11-ways-to-completely-revamp-your-bi-fold-door-repair