Andersen 100 Series Single Hung Sash Balancer Number 3230 Unit Number_29611 This screen measures 16-13/16" wide

This screen measures 16-13/16" wide by 24-5/16" high

Andersen TW38210 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass - No Grille Grommets This Sash has no grille grommets

Works with Perma-Shield Improved/E-Z Casement Windows manufactured from 1999 to Present with Traditional style sill stop (refer 2nd picture)

Andersen TW2436 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Finelight Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen AW25 Awning Sash with Low-E4 Glass in Sandtone Color Works with Perma-Shield Casement Windows manufactured from 1966 to Present

Andersen 100 Series Single Hung Sash Balancer Number 3230 Unit Number_29611 This screen measures 16-13/16" wideAndersen 100 Series Sash Balance Number 3230 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