How to Repair Bifold Door Top Roller Guide If your bifold doors are squeaking and squeaking, they may require some maintenance. They might require cleaning, lubricated or adjusted. The issue could be caused by an unfastened screw on the top pivot or by the top guide roller. This kit includes https://bi-fold-door-repairs-near00105.blogzet.com/10-things-you-learned-in-preschool-that-ll-help-you-understand-bi-fold-door-repairs-45520113