The most important factor in fire protection is the total thickness of the insulation in the safe. More insulation means more protection from fire. Browning ProSteel safes use 1/2" thick gypsum panels, so the number of layers multiplied by 1/2" shows the total insulation thickness in inches.
2014 Catalog Request
2014 Catalogs will start shipping the end of April.
Click here to request a free copy. It is packed with photos and specifications for our full line of firearms, accessories, cases, knives, lights, gun safes and technical clothing. Request | Download Catalogs