Andersen 28210 Lower Sash with White Exterior and Natural Pine Interior with Dual-Pane 3/8 Glass Unit Number_244GW6040 The jamb liner length is

The jamb liner length is 20-7/16"

This Sash is also used as the 2456C Upper Sash

Andersen M1156 Sash Balancer with Screws

Available in in Stone and White colors

Andersen 28210 Lower Sash with White Exterior and Natural Pine Interior with Dual-Pane 3/8 Glass Unit Number_244GW6040 The jamb liner length isAndersen 28210 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 Dual Pane 3 8 Glass. 3 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.