Master Lock Large Key Locking Fire & Water Chest Master Lock Large Key Locking Fire & Water Chest is a reliable solution for safeguarding your valuables against fire and water damage. With its sleek design and robust construction, this chest provides both aesthetic appeal and high-level protection. Features: Waterproof and fire-resistant for optimal protection. Sleek design with a flush-mounted faceplate for a modern look. UL Classified for 1-hour fire endurance at 927°C. Explosion hazard tested to withstand a flash fire at 1093°C for 20 minutes. ETL Verified for 1-hour fire protection of digital media and water submersion resistance. Technical Data: External Dimensions (HxWxD): 19.3 x 41.9 x 37.5cm Internal Dimensions (HxWxD): 13.6 x 32.1 x 23.2cm Fire endurance: 1 hour at 927°C Explosion hazard test: 20 minutes at 1093°C Manufacturer Part No: LCFW30100 References: UL Classified for fire and explosion protection. ETL Verified for digital media fire protection and water submersion. Manufacturer Part No: LCFW30100