Andersen 100 Series Single Hung Sash Balancer Number 1665 Unit Number_G64 Andersen AW2 Awning Sash with

Andersen AW2 Awning Sash with Low-E4 Glass in White Color Works with Perma-Shield Casement Windows manufactured from 1966 to Present

Andersen TW2056C (Lower Sash) White Exterior and White Interior High Performance LowE4 Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

This screen measures 33-5/32" wide by 63-3/8" high

Andersen L10/1427 Narroline Sash Balancer - Left Side

Andersen 100 Series Single Hung Sash Balancer Number 1665 Unit Number_G64 Andersen AW2 Awning Sash withAndersen 100 Series Sash Balance Number 1665 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