You will never regret installing Fort Knox Vault Doors to protect your safe room from intruders or disasters. All doors of the brand are known for their easy installation, outstanding fire protection and high robustness. The last one is achieved by the design of the doors which includes Unibody Quadra-Fold Construction, Dual Door Plates, Heavy Duty Corner Bolts and other useful features. Fort Knox doors are offered for sale in various colors and finishes and at a very pleasant price.