How to Fix Common Bi Folding Door Repair Problems Bi-folding doors provide an effortless transition between indoor and outdoor spaces. As time passes, they may begin to wear out and require repair. There are several ways to fix your bifolding doors. Here are some common problems and their solutions: 1. https://replace-bifold-doors59219.ttblogs.com/10064494/bi-fold-door-repairs-the-good-the-bad-and-the-ugly