How to Repair Bifold Door Top Roller Guide If your bifold doors have become stuck, they probably require some maintenance. They may require cleaning and lubricated or adjusted. The issue could be caused by loose bolts at the top pivot or by the top guide roller. This kit contains all https://bi-fold-door-repairs-near28228.aioblogs.com/84135929/this-is-the-ugly-truth-about-bi-fold-door-repairs