Water-based fire extinguisher is a new and efficient fire extinguisher. It is suitable for solid fire fighting, non-water-soluble flammable liquids, ... oil fields, oil depots, ships and other places .Fire CylindersThe fire cylinder is make up of stainess steel, has high-quality, ... to operate.1.ABC Powder Fire Extinguishers 2.Capacity:3kg,4KG,6KG... 3.Cylinder material:carbon steel 4.Support OEM ...