How to Fix Common Bi Folding Door Repair Problems Bi-folding doors allow for an effortless transition between outdoor and indoor spaces. Over time, they can begin to wear out and need repairs. There are plenty of ways to fix your bifold doors. Here are some common problems and their solutions: https://bifolddoorsealreplacement54420.total-blog.com/5-laws-that-can-help-in-the-bi-fold-door-repair-industry-55962594