How to Fix Common Bi Folding Door Repair Problems Bi-folding doors create an effortless transition between indoor and outdoor spaces. However, over time they can start to wear out and require repair. There are several ways to fix your bi-folding doors. Here are a few common issues and their fixes: https://replacebifolddoors83765.smblogsites.com/30675780/10-basics-concerning-bi-fold-door-repair-you-didn-t-learn-in-the-classroom