For building personnel who have installed carbon dioxide fire extinguishing equipment

　As of April 1, 2023, buildings that have already been equipped with the entire emission system of carbon dioxide fire extinguishing equipment are applicable.
　For buildings that perform construction such as new construction, extension or renovation after April 1, 2023, "Technical standards for carbon dioxide fire extinguishing equipment have changed." (Effective on April 1, 2023).

　※ Carbon dioxide fire extinguishing equipment: Inert gas fire extinguishing equipment, which uses carbon dioxide as a fire extinguisher.
　※ Buildings that need to be installed based on Article 17 of the Fire Services Act are limited.

1. A closing valve that conforms to the standards set by the Commissioner of the Fire and Disaster Management Agency shall be provided in the collective pipe or operation pipe.
2. When a person enters the protective compartment, the closing valve shall be closed, and in other cases, it shall be open.
3. Provide signs that indicate the dangers of carbon dioxide, restrictions on access to protective areas, etc.
4. When a person enters the protective section, the automatic manual switching device must be kept in a manual state.
5. If a fire extinguisher is radiated, maintain it so that no one enters the protective compartment until the fire extinguisher is discharged.
6. Provide a book near the control panel that specifies the structure, construction, maintenance, and measures for inspection.

※1 If there is no closing valve, it must be provided by March 31, 2024.
※2 The required standards vary depending on when the closing valve is installed.
　　For details, "It is necessary to install a" closing valve conforming to the standards "in the carbon dioxide fire extinguishing equipment! (PDF: 525KB).

　Fire equipment (fire extinguisher, automatic fire alarm equipment, evacuation equipment, etc.) in buildings where carbon dioxide fire extinguishing equipment of the entire area is installed must be inspected by a fire engineer or a qualified fire equipment inspection person. (From inspections carried out on or after April 1, 2023)

※ Buildings that are already required to be inspected by qualified persons, such as buildings with a total area of 1,000 m2 or more, have not been changed since before.
　 For details, please refer to "Inspection and report of fire-fighting equipment".

　The fire department may contact you about the installation status of the carbon dioxide fire extinguishing equipment of the entire area release system, and you may actually check the site. In that case, please cooperate.

• Firefighters do not sell or exchange fire-fighting equipment, so they do not charge any expenses.
• When firefighters perform on-site inspections, they always carry a firefighting staff ID.
• If you have any questions, please contact us.Fire Department General Affairs and Prevention SectionPlease contact us.