Andersen 100 Series Single Hung Sash Balancer Number 2420 Unit Number_34510 Andersen TW3046 (Upper Sash) Terratone

Andersen TW3046 (Upper Sash) Terratone 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 20310 Narroline Double Hung Lower Sash Sandtone Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012

Andersen 2032 Removable Interior Wood Grille Works with 400 Series Tilt-Wash double-hung windows manufactured from 1992 to Present

Andersen TW2852 (Lower Sash) White Exterior and White Interior High Performance LowE4 Tempered Glass - No Grille Grommets This Sash has no grille grommets

This sash has an unobstructed glass size that measures 16-1/8" wide by 43-3/16" high

Andersen 100 Series Single Hung Sash Balancer Number 2420 Unit Number_34510 Andersen TW3046 (Upper Sash) TerratoneAndersen 100 Series Sash Balance Number 2420 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