Andersen 2042 Upper Sash with White Exterior and White Interior with Low-E4 Glass Unit Number_CN5 This sash has an unobstructed

This sash has an unobstructed glass size that measures 31-9/16" wide by 43-3/16" high

This sash has Finelight Low-E glass

closure assembly and installation hardware

This grille fits a window sash with a visible glass size of 21 1/2" wide and 22 11/16" high

Andersen 3442 Narroline Double Hung Upper Sash Sandtone Exterior with Sandtone Interior Works with Andersen Narroline Double Hung 1968 to 2012

Andersen 2042 Upper Sash with White Exterior and White Interior with Low-E4 Glass Unit Number_CN5 This sash has an unobstructedAndersen 2042 Narroline Double Hung Upper Sash White Exterior with White Interior Works with Andersen Narroline Double Hung 1968 to 2012. This sash has a White Exterior with White Interior. This window sash has Low E Glass. Low E4 Glass is a high performing glass that improves energy efficiency over standard dual pane glass. It also adds fade protection and water spot reductions due to it's special coating. This sash features a patented Flexacron