Andersen TW30310 (Upper Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Sun 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.
- High-Performance Low-E4 sun glass provides outstanding thermal control in southern climates.
- 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.
- Includes weatherstrip attached on four sides.
- 20-year limited glass warranty.
- This sash has an unobstructed glass size of 31 inches wide by 19 7/16 inches high .
Note: If your sash was manufactured after May 24, 2010 it will not have grille grommets in the sash and instead has a receiving kerf on the edge of the glass. This sash uses new style grilles with chisel end plungers that clip in the receiving kerf.
