Andersen 28310 Lower Sash with White Exterior and Natural Pine Interior with Low-E4 Tempered Glass Color:Pine Interior / White Exterior Andersen WX4 (77) Primed Casement

Andersen WX4 (77) Primed Casement Sash with Dual Pane Glass

Andersen TW38410 (Upper Sash) White Exterior and Natural Pine Interior High Performance LowE4 Finelight Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

This sash has an unobstructed glass size of 15 inches wide by 13 15/16 inches high

Andersen TW20410 (Upper Sash) White Exterior and White Interior High Performance LowE4 Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen 28310 Lower Sash with White Exterior and Natural Pine Interior with Low-E4 Tempered Glass Color:Pine Interior / White Exterior Andersen WX4 (77) Primed CasementAndersen 28310 Narroline Double Hung Lower Sash White Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012. This sash has a White Exterior with Natural Interior. This window sash has Low E Tempered 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