Andersen TW28510 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets Color:Pine Interior / White Exterior High-Performance Low-E4 glass with Finelightâ_x0084_¢

High-Performance Low-E4 glass with Finelightâ_x0084_¢ contoured grilles between the glass

This sash has an unobstructed glass size of 23 inches wide by 17 15/16 inches high

glass with FinelightÆ_x0092_

Andersen TW3836 (Lower Sash) White 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 TW28510 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets Color:Pine Interior / White Exterior High-Performance Low-E4 glass with Finelightâ_x0084_¢Andersen TW28510 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 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. Low E4 glass showed up to 25% in savings on cooling bills and 10% on heating bills over ordinary dual pane glass. Protects