The HUBBELL WIRING DEVICE-KELLEMS HBL7420 Weatherproof Cover is a durable and versatile electrical box cover suitable for both interior and exterior applications. Made of aluminum with a weatherproof finish, this self-closing cover features a bolt-on mounting style and a rectangular shape. With a single gang and outlet, this cover is designed for commercial and industrial use, providing protection for electrical wiring in various settings. The yellow color and vertical orientation make it easy to locate and use in any room.