Andersen 100 Series Single Hung Sash Balancer Number 1570 Unit Number_C3 Andersen TW34310 (Upper Sash) White

Andersen TW34310 (Upper Sash) White Exterior and White Interior High Performance LowE4 Tempered Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen 244GW5046 200 Series Gliding Window Screen in White

Andersen TW20210 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Overall grille dimension is 35 7/32" wide by 20 7/32" high

one adjustable door bracket

Andersen 100 Series Single Hung Sash Balancer Number 1570 Unit Number_C3 Andersen TW34310 (Upper Sash) WhiteAndersen 100 Series Sash Balance Number 1570 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