How to Repair Bifold Door Top Roller Guide If your bifold doors have become stuck, they probably need a little maintenance. You may need to clean or lubricate them, or even adjust them. The problem may be caused by a loose screw on the top pivot or the top guide https://replace-bifold-doors49910.blogginaway.com/31081327/many-of-the-most-exciting-things-happening-with-bi-fold-door-repairs