The RF703620X6 is UL certified with TL30X6 burglary protection, representing its ability to withstand even the most sophisticated break-in attempts on all six sides. It features a massive 6-inch thick door and a 3-inch thick body, constructed with a defense barrier of steel plates, concrete, and a high-strength ceramic matrix, ensuring a virtually impenetrable shield. In addition to its robust burglary defenses, the safe offers 120 minutes of fire protection, certified to maintain internal temperatures that protect contents even in extreme heat.