Andersen TW3446 (Upper Sash) Sandtone Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass (1992 to May 2010) Unit Number_244DH2449 This sash has an visible

This sash has an visible glass size that measures 55-1/16" wide by 19-3/4" high

Andersen 244DH3050 200 Series Double Hung Upper Sash with Sandtone Exterior and Natural Pine Interior with Low-E High Performance Glass and Finelight Grilles

This sash has an unobstructed glass size of 35 inches wide by 33 15/16 inches high

It also allows for total ventation with the doors open and both screens across the opening

Andersen 244DH3460 200 Series Double Hung Upper Sash with White Exterior and Natural Pine Interior with Low-E High Performance Glass

Andersen TW3446 (Upper Sash) Sandtone Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass (1992 to May 2010) Unit Number_244DH2449 This sash has an visibleAndersen TW3446 (Upper Sash) Sandtone 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, 2010. This sash has grille grommets in the sash. These plastic grommets are visible on the inside of the sash and can be punched out to accept grilles. This sash uses older style grilles with round end plungers that clip into the grommet