A window opening control device limits a window to opening less than 4 inches to provide additional window fall protection for children or others. It’s designed to disengage, so the window can be fully …

To meet standards created to assist in the prevention of window falls in children under 5 years old, we offer a window opening control device that limits window opening to less than 4" when the sash is …

Milgard window opening control devices (WOCD) meet the ASTM F2090-21 standard for limiting the window sash opening to less than 4”, helping to prevent dangerous falls.

Discover window opening control devices that restrict sash movement to under 4 inches, enhancing home safety without compromising ventilation.

The compact design fits a variety of casement and awning windows and accommodates vertical or horizontal placement. Restriction distance can be adjusted before or after installation to ensure any …

Vision single and Dual Action Window Opening Control Device (WOCD) are available in a number of styles, finishes, and mounting options. Child safety latches allow the homeowner to control, or limit, …

Truth's Casement SafeGard™ WOCD provides a means that the window, when opened in an initial operation, will limit the venting to less than 4". By code, two actions are required to open the window …

Window Opening Control Devices (WOCDs) are essential safety features designed to prevent accidental falls from windows, particularly important in homes with children. These devices limit the window …

Aug 8, 2024 · A critical life safety feature in buildings and residences, window opening control devices (WOCDs) are designed for emergency egress through operable windows for occupants and …

Dec 2, 2025 · Window opening control devices have been used in some cases as an alternative to the minimum window sill height requirement in the 2006 and 2009 editions of the International …