Feature

●Automatically Re-Latches
●Certified to ASTM F2090-10
●Prevents Window from Opening More Than 4" (102 mm)

[Left Hand]

Description

The Stainless Steel Truth? Casement Window opening Control Device is designed to fit in most existing casement windows. This Control Device will limit the window opening to less than 4" (102 mm). If the device is disengaged it will automatically re-latch itself once the window has been completely closed.