Andersen 20210 Upper Sash with White Exterior and White Interior with Low-E4 Tempered Glass Color:White Interior / White Exterior Right hand sash lock shown

Right hand sash lock shown in photo in open position

Used on 6' 0" wide by 6' 8" high patio door with visible glass size of 24-7/8" wide by 63-1/2" tall

Andersen TW1846 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen 3462 Narroline Double Hung Upper Sash Sandtone Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012

Andersen 20210 Upper Sash with White Exterior and White Interior with Low-E4 Tempered Glass Color:White Interior / White Exterior Right hand sash lock shownAndersen 20210 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 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