Introducing the BTU way...

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Learn More About Safes
Lincoln Series 95,000 BTU - 90 Min fire sticker (available for all safes)

When it comes to measuring real fire protection, Liberty has raised the bar, even for the competition!

  • BTUs are the scientific way to prove accurate fire ratings and protection!
  • BTU stands for British Thermal Unit and is a heat measuring tool to determine heat output. It's nothing new. BTUs have been used by science for more than 100 years.
  • You'll see BTUs on barbeques, heaters and furnaces. Unlike those heat generating units, safes do just the opposite-they defend against the BTU heat!
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