Works with Silverline windows as well as many other major manufacturers:

1200 Series Double-Hung Window
1400 Series Double-Hung Window
2300 Series Single-Hung Window
2600 Series Single-Hung Window
2900 Series Single-Hung Window
3000 Series Double-Hung Window
3900 Series Double-Hung Window
4900 Series Single-Hung Window
2110 Series Single-Hung Window
2200 Series Single-Hung Window
2900 Series Single-Hung Windows
3000 Series Double-Hung Windows
3000/3900 New Construction Double-Hung Windows
V1 Single-Hung Windows
V1 Double-Hung Windows
V3 Double-Hung Windows