Andersen 100 Series Single Hung Sash Balancer Number 1875 Color / Finish_Black This screen measures 21-5/16" wide

This screen measures 21-5/16" wide by 73-5/16" high

Andersen PD28611 Patio Door Screen - Universal Handing - Available in White

Andersen 3452 Narroline Double Hung Upper Sash White Exterior with White Interior Works with Andersen Narroline Double Hung 1968 to 2012

Andersen TW1842 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Andersen 244DH3456 200 Series Double Hung Lower Sash with White Exterior and Natural Pine Interior with Low-E High Performance Glass

Andersen 100 Series Single Hung Sash Balancer Number 1875 Color / Finish_Black This screen measures 21-5/16" wideAndersen 100 Series Sash Balance Number 1875 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