This safe is our largest 1 hour fire rating safe with dimensions of 27.5" (H) x 19.75" (W) x 19.25" (D). Sleep better at night knowing all of your important items are protected with this MESA fire safes, built with all steel construction. The door has an overall thickness of 4”, has 1” diameter locking bolts, and contains fire resistant material. The body has an overall thickness of 3.5”, and has a factory test 2 story impact rating. Your valuables will be saved from the effects of extreme heat/ fire and theft.