The SentrySafe Fire-Safe Stackable File is top of the line, affordable file cabinet organization. This black stackable file is equipped with full extension drawer glides for ease of use and easily accommodates letter size folders. This unique file is modular, and able to be stacked one, two, three or four units high. This file boasts ETL certified proven fire protection for half an hour up to 1400 degrees F. The file cabinet weighs 66 pounds and has an interior storage capacity of .99 cu. ft. A key lock for the drawer provides privacy. Sentry Group's 90-day 100% customer satisfaction guarantee combined with a 1-year limited warranty shows their commitment to quality. The model E1000 file also features a lifetime after-fire replacement guarantee.