Andersen AN4 Awning Sash with Low-E4 Glass in White Color Unit Number_3056 Andersen TW18310 (Lower Sash) Sandtone

Andersen TW18310 (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 AN2 Awning Sash with Low-E4 Glass in White Color Works with Perma-Shield Casement Windows manufactured from 1966 to Present

Andersen 1862 Narroline Double Hung Upper Sash Sandtone Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012

This sash has an unobstructed glass size of 15 inches wide by 17 15/16 inches high

Andersen 38210 Conversion Kit for Narroline Windows - White Exterior & Natural Pine Interior

Andersen AN4 Awning Sash with Low-E4 Glass in White Color Unit Number_3056 Andersen TW18310 (Lower Sash) SandtoneAndersen AN4 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.