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Repairing the Bottom of a Bifold Door Bifold doors are fantastic for saving space however they can be a hassle when they begin to bow or scratch against the floor. These issues can be easily solved with a few simple changes. If your bifold doors scrape on the floor, it is most likely due to a broken track or worn roller. The solution is to replace the damaged rollers. Bottom pivot In time, a bifolding door's bottom pivot can become loose or even fall off. This is often caused by a damaged or cr
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