Tag Archives: accordion shutters

One of the most common terms we hear is “bifold shutters”. Most often, but not always people are describing a four panel shutter unit. Of the four panels, two panels hinged together with a hanging hinge on the left side of the left panel that attaches to the side of the window opening, allowing the shutters to open to the left side of the window. There are also two panels with the same configuration that open to the right side of the window.