How to Fix Common Bi Folding Door Repair Problems Bi-folding doors allow for seamless transitions between outdoor and indoor spaces. However, over time they may begin to wear out and require repair. There are plenty of ways to repair your bifold doors. Here are some common problems and their solutions: https://bifoldingdoorrepair04653.blogsuperapp.com/31209136/what-not-to-do-during-the-bi-fold-door-repairs-industry