Bifold Door Repair - How to Fix a Sticky Bifold Door If your bifold doors sag rather than smoothly open and close, the issue is usually fixable with some easy steps. Here's how. Adding carpet or changing the flooring material frequently causes bifold closet doors to scrape the floor. The https://bifolddoorsealrepair86257.full-design.com/how-to-find-out-if-you-re-ready-to-bi-fold-door-repair-73095642