4 drawer 31" depth LETTER UL Class 350 1 hour file.
External Dimensions: H=52_3/4" W=17_3/4" D=25_1/16"
Internal Drawer Dimensions: H=10_3/8" W=12_3/16" D= 19_3/4"
Weight: 478 lbs.
UL Class-350 1 Hour Fire Rating: The FireKing Patriot file is tested for 1 hour in a furnace with temperatures rising to 1700°F. The internal temperature of the file must remain below 350°F for the duration of the test.
Explosion Hazard Test: The FireKing Patriot file is placed into a furnace preheated to 2000° for 30 minutes to simulate a cold file falling into a very hot fire.
UL Impact Test : The File is heated to 1550°F for 30 minutes then dropped onto concrete rubble from a height of 30 feet. It is then turned upside down and reheated 30 more minutes. The file cabinet must maintain its integrity and protect its contents for the duration of the test
Made in the USA