Suitable for drain pumps, fire extinguisher pumps, compressors for refrigerated vehicles and hydraulic pumps used in construction equipment driven by engines.

The utility model relates to a pressure gauge for fire extinguisher used in the fire fighting equipment, comprising a casing part, a measuring system, and an indication part.

And also, this thesis studies the feasibility and economy for the fire water spray extinguisher system installed in fuel equipment house in high rise building by the comparison between the fi...