Andersen 100 Series Single Hung Sash Balancer Number 2020 Unit Number_244GW3040 Andersen TW20310 (Upper Sash) White

Andersen TW20310 (Upper Sash) White Exterior and Natural Pine 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 TW34310 (Upper 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

2010 it will not have grille grommets in the sash and instead has a receiving kerf on the edge of the glass

Andersen DH20310 Combination Storm and Screen Unit - White Color

Crank handle sold separately

Andersen 100 Series Single Hung Sash Balancer Number 2020 Unit Number_244GW3040 Andersen TW20310 (Upper Sash) WhiteAndersen 100 Series Sash Balance Number 2020 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