The STI 13310FR-FR Universal Stopper Enclosed Flush Mount Back Box by Safety Technology International is designed as a protective enclosure for devices in both indoor and outdoor settings. It features a durable polycarbonate cover and a high strength continuous hinge, offering robust protection against vandalism and accidental damage. Sized to fit most pull stations, this back box is UL/cUL certified and meets NEMA Type 3RX standards, ensuring reliable performance in challenging environments. Additionally, it is ADA compliant and does not include a horn or French Fire label, making it suitable for universal use.