Andersen 20310 Lower Sash with White Exterior and White Interior with Dual-Pane 5/8 Glass Unit Number_1852 20-year limited warranty

20-year limited warranty

This screen measures 39-7/8" wide by 38-27/32" high

Andersen TW34510 (Lower 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 TW1842 (Upper Sash) White Exterior and Natural Pine Interior High Performance LowE4 Sun Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen 20310 Lower Sash with White Exterior and White Interior with Dual-Pane 5/8 Glass Unit Number_1852 20-year limited warrantyAndersen 20310 Narroline Double Hung Lower 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 Dual Pane 5 8 Glass. 5 8 dual pane glass offers standard thermal performance with great visibility. This sash features a patented Flexacron finish. This three step process ensures the best protection against weather and scratches. Flexacron is