How to Fix Common Bi Folding Door Repair Problems Bi-folding doors create an effortless transition between indoor and outdoor spaces. In time, they will begin to wear out and require repair. There are plenty of ways to fix your bi folding doors. Here are a few common issues and solutions: https://bifold-door-repairs72761.bcbloggers.com/29900287/10-fundamentals-about-bi-fold-door-repair-you-didn-t-learn-in-school