The Burton Data Safe - Size 1 is tested and approved to the Swedish NT Fire 017 fire test and provides up to 60 minutes fire protection for computer media such as disks and tapes. The safe door is fitted with a high security electronic combination keypad and utilises a double door construction with double water resistant seals on inner door, ensuring the internal temperature of the safe does not exceed 52°C, the temperature at which data media will begin to corrupt.