Dual Voltage Divider Kit, For Tile, Carpet, and Wood Floors, Equipped with Data Plates for 4 Keystone Jacks and Aluminum Snap-Lock Cover.PRODUCT FEATURES:- One-step installation method, no glue required- The mounting ring comes equipped with barbs that allow the installer to 'press-fit' in place- Voltage divider has easy-cut score lines to accommodate concrete depths of 3 to 6 Inch- Faceplate has removable data plates that can accommodate GFCI or standard duplex receptacles- Equipped with 4 standard keystone size openings in the data plates.- MopTite cover uses a snap-lock to close the lid, no screws to turn, just push down the lid and it snaps in place.