Andersen AR5 Awning Sash with Low-E4 Glass in White Color Color:White This sash has a visible

This sash has a visible glass measurement of 15-3/4" wide by 60-3/8" high

Andersen TW2856E (Lower Sash) Sandtone 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 CN3 Casement Sash - High-Performance Low-E4 Glass - Forest Green Color

Andersen TW21032 (Upper Sash) Sandtone 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 DH34210 Combination Storm and Screen Unit - White Color

Andersen AR5 Awning Sash with Low-E4 Glass in White Color Color:White This sash has a visibleAndersen AR5 Awning Sash with Low E4 Glass in White 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 will stay cleaner.