This virtually indestructible cover is designed to help stop vandalism and accidental damage to strobe units. The weatherproof cover is rated NEMA 4X and UL, cUL Hazardous Listed and molded of clear, thick, UV-stabilized polycarbonate material to provide maximum protection in harsh conditions. STI-1229-HAZ includes an enclosed backbox and incorporates a double gang appliance mounting plate that eliminates the need for an electrical outlet box.