Double Pane Windows 20" x 20" with Grids, Argon Filled, Low-E Glass, White Vinyl Windows

This is a double pane window. The window measures 19-1/2 inches by 19-1/2 inches. The rough opening for installation is 20 inches by 20 inches. It features a white vinyl frame with an integrated J-channel for easy installation. The window is filled with Argon gas. Low-E glass is used for energy efficiency. The window includes grids between the panes of glass.