Andersen TW2432 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass - No Grille Grommets Unit Number_AXW55 These units have a single

These units have a single sash lock

Andersen TW2846 (Upper Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Screen measures 36-27/32" wide by 24-13/32" high

Andersen TW1832 (Lower Sash) White Exterior and White 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 TW2462 (Upper Sash) White Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Andersen TW2432 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass - No Grille Grommets Unit Number_AXW55 These units have a singleAndersen TW2432 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass No Grille Grommets This Sash has no grille grommets, any interior grilles for this window will need to have the chisel style plungers. This sash has new High Performance Low E4 glass and replaces previous versions of Low E glass. High Performance Low E4 tempered glass provides outstanding insulating performance in both heating and cooling