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https://pattern-wiki.win/wiki/....Learn_About_Bi_Fold_
Repairing the Bottom of a Bifold Door Bifold doors are fantastic for saving space however, they can be a hassle if they start to sag or scratch against the floor. These problems are easily fixable by making a few minor adjustments. If your bifold door is scratching the floor, it's probably due to a damaged track or roller that is worn out. The solution is to replace the