Andersen TW20310 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets Color:Pine Interior / Terratone Exterior Andersen TW210410 (Upper Sash) White

Andersen TW210410 (Upper 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 TW20510 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Screen measures 36-27/32" wide by 31-31/32" high

Note: In 1977 this sash size was changed to a 3/4" larger width

Andersen TW20310 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets Color:Pine Interior / Terratone Exterior Andersen TW210410 (Upper Sash) WhiteAndersen TW20310 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 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. Low E4 glass showed up to 25% in savings on cooling bills and 10% on heating bills over ordinary dual pane glass.