The corner duct cable raceway is designed for commercial, industrial and residential applications to store and hide cables located in the corner of a room and running from ceiling to floor. The unique three-sided channel design comes with pre-applied adhesive backing for attaching to right-angle walls, and the third side includes a snap-on cover for easy maintenance. Series: 1250 Depth: 1.094″ Width: 2.75″ Wall Thickness: 0.07″ Length: 5ft Qty: 20 Pieces Color: Black