Bi Fold Repairs - How to Properly Maintain and Repair Your Bi Fold Doors Many bifold doors are difficult to open and could even allow drafts. This is usually due to the hardware falling out of alignment over time. Getting your bi-fold doors back in line is usually pretty easy. https://bifolddoorreplacement61025.blogdemls.com/30240006/10-beautiful-images-to-inspire-you-about-bi-fold-door-repair