1779FM-L dual action Window Opening Control Device (WOCD) works with single and double hung tilting & non-tilting window systems. It mounts to the left face of the interior window frame with provided hardware. WOCDs are required for use in all windows as specified in the 2012 International Building Code (IBC) & the 2012 International Residential Code (IRC). This product has been extensively tested by an independent laboratory and exceeds the ASTM F2090 requirements.
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MFG Part #: 1779FM-LEFT-BLACK
Be sure to check the drawing before purchasing to insure the product you buy will fit.