Bi Fold Repairs - How to Properly Maintain and Repair Your Bi Fold Doors Many bifold doors are difficult to open and may even allow drafts. This is often due to the hardware slipping out of alignment with time. The process of getting your bi-fold doors back in line is https://bifold-door-roller-replac62526.thezenweb.com/15-reasons-not-to-be-ignoring-bi-fold-door-repair-68308367