Andersen 100 Series Single Hung Sash Balancer Number 3040 Unit Number_AP42 200 Series Narroline (non-tilt) Double-Hung

200 Series Narroline (non-tilt) Double-Hung (1968 to present)

Andersen TW2832 (Upper Sash) Sandtone Exterior and Natural Pine Interior High Performance LowE4 Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen G336 400 Series Gliding window full 2 piece screen in terratone color

Andersen CN4 Casement Sash - High-Performance Low-E4 Glass - White Color

Screws sold separately

Andersen 100 Series Single Hung Sash Balancer Number 3040 Unit Number_AP42 200 Series Narroline (non-tilt) Double-HungAndersen 100 Series Sash Balance Number 3040 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