Works will all Perma-Shield Bay and Bow Windows.

This cable support kit has two 12 ' cables that fasten to the bottom of a bay or bow window corners. The cables extend up through the corners and attach to the roof rafters for support. Once the cables are fasten to the the roof rafters you can use an adjustment nut located on the bottom of the corners to level the window. The cables also help prevent the window from sagging. They can be adjusted in the future if the window needs further leveling.