... , department, warehouse, vehicle and ship. Company office B). Description --- 4kg dry powder fire extinguisher (stretching cylinder) Type:4KGItem No.:KTX-15Out-diameter:Φ130mm Cylinder ... , Foam, Co2 2. CE &BS EN3 3. Working pressure: 18Bar; 4. Test Pressure: 27Bar;Portable Dry Powder fire extinguisher1kg, 2kg, 3kg, 4kg,5, 6kg ...