Bifold Door Seal Replacement Due to their space-saving design and quick access, bifold doors are popular for hangars, garages and other industrial spaces. It is essential to seal them for the sake of energy efficiency, cleanliness and a comfortable space. Gaskets can become flat, shrink or break down over time. https://bifolddoorrepair11402.theblogfairy.com/29943640/how-to-save-money-on-bi-fold-door-repair