Infinity Double Hung Window Opening Control Device (WOCD)
Infinity Double Hung products are available with an optional window opening control device. The window opening control device limits the windows opening to 4" or less. The device may be disengaged, allowing for full operation and ventilation, and automatically reengages when the sash is fully closed.
Learn more about Infinity Replacement Windows made of Ultrex fiberglass at: InfinityWindows.com .