Different types of valances and toppers can transform a “blah” window into an “ah” window, and with all the ready-made drapery products available, putting the finishing touches on a window dressing should be easy. But knowing the kind of window topper you need can be confusing. According to Marilee Nestlee, interior designer and owner of Nestlee's Nest, in Sacramento, Callifornia, choosing the right window topper for your décor is easy once you know the window topper names and their design function within a room. Valances A valance is a multi-dimensional word that can mean anything from a simple gathered rod-pocket valance placed at the top of a window, to a sophisticated lined material that folds, pleats and drapes over decorative rods and poles. Rod-Pocket Valance According to Nestlee, the easiest and simplest type of window topper is the rod-pocket valance. It is considered the least formal of all window treatments , is loaded onto standard rods or decorator poles and mounted just outside the window casing. “Rod-pocket valances are made of various fabrics,” says Nestlee. “Double-gathered sheer fabric lends to an airy, contemporary design and works as more of an accessory to the room's overall theme or decor; but stiffer, heavier fabric makes a bolder design statement that often helps anchor the style of the room. “ For sheer rod-pocket valances, Nestlee recommends two times the window's width. “The beauty of the gathered valance is in the fullness of the gathers, but for medium-weight fabric, one-and-a-half times the window width is sufficient.” Swags Swags, sometimes referred to as a Jabot, are typically used for a formal décor. Vertical swags may be pleated and lined with a c...