This Pella 20x20 white vinyl fixed picture window is in like-new condition and comes in its original box. Dimensions are 20 inches wide by 20 inches tall. Features include annealed glass, Sum Defense coating, high-altitude argon gas fill, a solar heat gain coefficient (SHGC) of 0.22, and a visible transmittance (VT) of 0.51 for good natural light control. The window includes a white grid dividing the pane into 4 equal squares for a classic look. Ideal for smaller fixed openings where ventilation is not required. One unit included.