Andersen 100 Series Single Hung Sash Balancer Number 2120 Category_Retractable Screen Doors Overall grille dimension is 25

Overall grille dimension is 25 7/32" wide by 16 7/32" high

Andersen FWG80 Interlock Weatherstrip Set - Gray ColorWorks with these Frenchwood Gliding Patio Doors: FWG5080

This kit fits a window with a visible glass size (lower sash) of 20-7/16" wide by 15-15/16" high

Andersen CXW35 Casement Sash - High-Performance Low-E4 Glass - White Color

Andersen 100 Series Single Hung Sash Balancer Number 2120 Category_Retractable Screen Doors Overall grille dimension is 25Andersen 100 Series Sash Balance Number 2120 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