Andersen 100 Series Single Hung Sash Balancer Number 2340 Unit Number_C25 Andersen 3842 Narroline Double Hung

Andersen 3842 Narroline Double Hung Lower Sash White Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012

The dimensions of the mortise part is 6-7/16" tall by 1-11/16" depth and 9/16" width

Andersen TW21042 (Upper Sash) Forest Green Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Andersen TW210510 (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 100 Series Single Hung Sash Balancer Number 2340 Unit Number_C25 Andersen 3842 Narroline Double HungAndersen 100 Series Sash Balance Number 2340 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