These highly secure files carry Underwriter's Laboratories 1-hour{click here for two hour rated files}" fire rating with impact (international versions carry ECB-S rating). Available in 2, 3 and 4-drawer sizes, 31", 25" and the 22" inch depth as well as letter and legal widths, they come with high side drawer bodies for hanging files - no additional frames are required. The full-size 31" depth vertical fireproof file is FireKing's most popular model. A complete range of accessory and interior options is also available. A UL-listed high-security Medeco® key lock is standard. A variety of additional locking options are available. Plus, you can choose from nine standard colors. .