Andersen 100 Series Single Hung Sash Balancer Number 1770 Unit Number_5068 Hole width on base 3-1/2"

Hole width on base 3-1/2"

Andersen N5 Primed Casement Screen in Stone Color

Andersen TW2032 (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

Andersen Storm Door Closer Screw Pack in Forest Green & Wineberry Color

Andersen G34 400 Series Gliding window full 2 piece screen in terratone color

Andersen 100 Series Single Hung Sash Balancer Number 1770 Unit Number_5068 Hole width on base 3-1/2"Andersen 100 Series Sash Balance Number 1770 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