Andersen TW20310 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets Color:Pine Interior / Terratone Exterior Andersen TW20510 (Lower Sash) White

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

Andersen TW2862 (Lower Sash) White Exterior and White Interior High Performance LowE4 Tempered Glass - No Grille Grommets This Sash has no grille grommets

Andersen TW21052 (Upper Sash) White Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass - No Grille Grommets This Sash has no grille grommets

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 TW20510 (Lower 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.