... ",3",4" W. P:13bar,16bar,20bar,25bar,30bar,40bar Double Jacket Fire Hose:The jacket is interwoven by Terylene silk ... high pressure proof, excellent abrasion resistance, long using life.The double jackets fire hose which inner lined with TPU has been ... both at home and abroad. The related coupling is American Style coupling.ModelSize (mm)Size (Inch)Working Pressure (Mpa)Burst Pressure ...