Black Dual Action Single/Double Hung Or Sliding Plastic WOCD Window Opening Control Device, 2PK

This Window Opening Control Device WOCD is used on any single/double hung or sliding window. This Single Action WOCD is an ideal limit control device for use in aftermarket applications. This plastic model is mounted to the window jamb frame to restrict the sash opening to less than four inches so small children do not fall out of the window from the second floor and higher.These units are single action, so installing one on each side of the sash ensures compliance with the code ASTM F2090-2008 and 2010. Sold in left and right hand pairs with screws and instructions included.Fits any Single/Double Hung or Sliding WindowCode Compliant ASTM F2090-2008 & 2010BlackLeft and Right Hand Pair