fire extinguisher, portable fire extinguisher, dry powder fire extinguisher, fire extinguishing system, building material Portable dry powder agent fire extinguisher Portable dry powder agent fire extinguisher is compact and easy to operate. ... type fire(flammable liquid fire)C type fire(gas or steam fire), electrical equipment fire1A,21B MFZ / ABC 21A,21B MFZ / ABC 42A,55BMFZ / ABC 53A,89BMFZ / ABC ...