1. The fire extinguishing speed is fast, the re-ignition is small, and the fire extinguishing efficiency is increased by 5-8 times;
2. The water stain loss is small, which is convenient for protection of the scene and fire investigation and evidence collection;
3. The foam stays for a long time, has good fireproof effect, and has good smoke coverage and barrier properties;
4. The loss along the path is small, the water belt is light, the firefighter has less physical exertion and the mobility is stronger;
5. Under the same flow and pressure conditions, the range is farther, and the vertical liquid supply can reach about 350 meters.