The fire door prevents the spread of fire and reduces the passage of smoke between different parts of a building for a certain period of time and ensures a safe exit from the building. The fire door has a fire resistance rating of 30 minutes, 60 minutes, 90 minutes and 120 minutes. The fire door can prevent various areas of the building from spreading and intensifying the fire.

what is emergency door

The answer to the question of how long the walls and doors of escape stairs should be fire resistant is related to their fire resistance times. These endurance times have values ​​of 30, 60, 90, 120 in minutes.

There are international norms that determine test methods and acceptance criteria. The most popular among international norms are EN and NFPA.


NFPA (National Fire Protection Association).

NFPA is an acronym formed by the initials of the words “National Fire Protection Association”. It is a universal organization that is mandatory in the United States of America and includes many fire safety standards. NFPA has aroused great respect all over the world thanks to the content and rich programs it has prepared on fire safety. This is of course also true for Turkey. NFPA is currently the most resourced and respected organization in its field in the world.


The National Fire Protection Association (NFPA) publishes more than 300 consensus codes and standards aimed at minimizing the possibility and effects of fire and other risks.


Simply, fire doors save people's life during fire. Fire doors with important safety features can be a fine line between life and death. Moreover, since the fire door stops the fire from spreading, it also reduces the devastating economic effects of fire.

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