-  Composite construction - 6" Thick door - 2" Thick body (New light weight insulation)

-  1-1/2 Hour Manufacturer Fire Label

-  2" Bolts

-  Solid, continuous dead bolt bar for complete locking of the hinge side

-  Large heavy duty hinges with bearing plate for smooth operation

-  1/2" Thick hard plate impregnated with ball bearings

-  2 relocking devices for protection during drill & punch attacks

-  Adjustable shelves

-  Mounting holes provided

-  2nd lock option

-  In-tumescent door seal (the seal swells up to 8 times its normal thickness at high temperatures)