Southwire 4 In. Duplex Receptacle Gray Round Box Cover is designed to securely close off a 4-inch octagon box, making it i for use as a junction box, for adding a wiring device, or mounting a light fixture. This octagon flat cover features convenient keyhole mounting holes that allow for easy and quick installation. It a practical solution to cover or safely terminate exposed electrical wires, ensuring protection and a clean finish. The cover meets UL and RoHS compliance standards, ing safe and environmentally responsible use in your electrical projects. Model Number: 54C40-UPC