Andersen 100 Series Single Hung Sash Balancer Number 1880 Color / Finish_Forest Green|White Pre-1980|Sandtone|Terratone|White Andersen M630 Sash Balancer with

Andersen M630 Sash Balancer with Screws

Includes instructions

Works with 200 Series Double-Hung (non-tilt) windows manufactured from 1981 to present

Andersen TW20510 (Upper Sash) White Exterior and White 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

Truscene screens are nearly invisible with a smaller screen mesh to keep out nearly every insect

Andersen 100 Series Single Hung Sash Balancer Number 1880 Color / Finish_Forest Green|White Pre-1980|Sandtone|Terratone|White Andersen M630 Sash Balancer withAndersen 100 Series Sash Balance Number 1880 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