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The fireproof door lock is a digital door lock transferring no flame even after 1000 ℃ of fire applies heat for an hour.

EPIC Security invented a fireproof digital door lock to use a mortise which prevents the heat transfer by cables and holes connecting the inner and outer devices.

EPIC Security also and connects the inner and outer bodies with harness cables but makes no 32mm holes on the fire door, and prevents the heat transfer by installing no bracket. As a result, the product can be easily and conveniently installed without additional installation of brackets.