The new Leviton extra duty while-in-use covers are ruggedly constructed to protect from moisture, debris and insects, while providing easy access to receptacles. These non-metallic covers are available in both vertical and horizontal configurations for a secure fit and neat appearance when mounted. The UV resistant polycarbonate cover and base protect wiring devices from the elements without breaking, cracking or discoloration. Stainless steel hinge pins offer added strength and resistance to the rigors of daily use. The extra duty while-in-use covers are available in solid gray or clear with a gray base. Standard opening accommodates Decora® GFCI devices Pre-mounted heavy-duty gasket provides a weather-resistant seal which protects from moisture and adds to ease of installation Includes two inserts to cover the circular cord openings to prevent insects and debris from entering the cover while not in use Safety lock feature