Andersen AN35 Awning Sash with Low-E4 Glass in Terratone Color Window / Door Series_Fibrex Basement Visible glass dimensions are 30-9/16"

Visible glass dimensions are 30-9/16" wide by 27-1/8" high

Note: This unit fits a window in which both upper and lower sash are equal size

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Andersen AN35 Awning Sash with Low-E4 Glass in Terratone Color Window / Door Series_Fibrex Basement Visible glass dimensions are 30-9/16"Andersen AN35 Awning Sash with Low E4 Glass in Terratone 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