hydrant unit : Packaged Fire Extinguishing System1

Fire extinguishing agent container, starter, expellant gas for pressurizing, hose, etc., all included in one compact pack. Fully usable by one person, this low-maintenance apparatus is just what you need in place of an indoor hydrant.
 
According to notification from the Fire Defense Agency, fire extinguisher packs are divided into two categories. The model that complies with new standards is Type 1, and the previous model is called Type 2. The number of stories and total floor space of a building to which Type 1 applies has been increased.