Fort Knox

Real house fires can exceed 1,500°F.

For 2026, Fort Knox upgraded fire protection across our full lineup with higher temperature ratings and longer protection times engineered for real-world conditions.

From mechanically secured Type-C fireboard and thermal barriers to expanding fire seals, every layer is built to help maintain protection when heat rises.

2026 Fire Protection:
• Spartan: Up to 1,500°F in 1 Hour
• Maverick: Up to 1,600°F in 1.5 Hours
• Defender, Protector, Executive, Guardian, Titan & Legend: Up to 1,700°F in 2 Hours
• Home Safes & Reinforced Fire Liner: Up to 1,800°F in 2.5 Hours

Built for real-world fires.

Make it count.

A little preparation goes a long way. Follow these tips to ensure a smooth install.