Andersen CW2 Casement Sash with Low-E4 Glass in Forest Green Color Color:Forest Green Andersen TW24210 (Upper Sash) Forest

Andersen TW24210 (Upper Sash) Forest Green 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

This sash has an unobstructed glass size of 39 inches wide by 15 15/16 inches high

Andersen TW2836 (Upper Sash) Forest Green 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

This sash has an unobstructed glass size of 25 inches wide by 23 15/16 inches high

Andersen TW3842 (Lower Sash) Forest Green 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

Andersen CW2 Casement Sash with Low-E4 Glass in Forest Green Color Color:Forest Green Andersen TW24210 (Upper Sash) ForestAndersen CW2 Casement Sash High Performance Low E4 Glass Forest Green Color Works with Perma Shield Casement Windows manufactured from 1966 to Present. New High Performance Low E4 glass 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. Protects interior from UV rays that causes material fading. This new glass reduces water spots up to 99% Glass