2 hour Gardall fire safe, model 1818/2. Standard Features: Thick 4-1/4" door with recessed anti-pry design. Safe walls are 2-1/2" thick, Center bolt down hole with hardware included for easy installation (hardware included), UL listed Group II high security lock, mechanical or electronic lock options available, UL 2-hour fire label, furnace-tested to 1850 deg F for 2 hours. Interior temperature of safe was less than 350 deg F during the test and cool down. Outside dimensions: 25"h x 17-1/4w x 25-3/4D. Made in the USA!