... Non-toxic, Enviromental Friendly MFTZ/ABC30 Trolley-type Dry Powder Fire Extinguisher wheeled extinguisher has a ... operation and convenient application,with the advantages of fast extinguishing speed,high efficiency,continuous or ... 55oCWater-test pressure2.1MPaNitrogen pressure20oC1.2MPaCertificate Of Product Type Approval073104493389R1M 30KG Trolley-type Dry Powder Fire Extinguisher MFTZ/ABC30 ...