How to Fix Common Bi Folding Door Repair Problems Bi-folding doors provide a seamless transition between outdoor and indoor spaces. In time, they will be worn out and need repairs. There are a variety of ways you can repair your bifold doors. Here are some common problems and their fixes: https://bifolddoorrepair81556.blog-gold.com/37920713/bi-fold-door-repair-explained-in-fewer-than-140-characters