Andersen 100 Series Single Hung Sash Balancer Number 2540 Unit Number_2056C Andersen TW2636 (Lower Sash) White

Andersen TW2636 (Lower Sash) White Exterior and White Interior High Performance LowE4 Tempered Glass - No Grille Grommets This Sash has no grille grommets

Andersen TW34210 (Upper Sash) White Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass - No Grille Grommets This Sash has no grille grommets

Andersen TW2062 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Finelight Glass - No Grille Grommets This Sash has no grille grommets

Andersen 1226 Sash Balancer - Block and Tackle with Shoe

Andersen 100 Series Single Hung Sash Balancer Number 2540 Unit Number_2056C Andersen TW2636 (Lower Sash) WhiteAndersen 100 Series Sash Balance Number 2540 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