January 2018 | 0:34 min
A factory-installed window opening control device (WOCD) that meets ASTM F2090-13 requirements is available for Ultra Series Crank-Out Casement windows. It limits the opening to less than 4 inches, but is designed with a limit release mechanism to allow for emergency escape. When requested, it will be factory-installed, however it is available in a kit for installation on the job site as well. The maximum box size for this option is 42” x 96”.