Andersen 100 Series Single Hung Sash Balancer Number 2780 Category_Narroline Gliding - Stationary Panel Andersen TW28410 (Upper Sash) White

Andersen TW28410 (Upper Sash) White Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Overall grille dimension is 19 7/32" wide by 16 7/32" high

This grille fits a window sash with a visible glass size of 29" wide by 25 15/16" high

Andersen TW34210 (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 100 Series Single Hung Sash Balancer Number 2780 Category_Narroline Gliding - Stationary Panel Andersen TW28410 (Upper Sash) WhiteAndersen 100 Series Sash Balance Number 2780 Works with Andersen 100 Series Single Hung Fibrex windows manufactured from 2008 to present. Every balancer has the number stamped on the edge please see in image gallery. We highly recommend replacing both balancers even if only one is not operating properly. These balancers allow free and easy vertical movement of the lower active single hung sash. To visibly see the balancer you need to remove the lower