... 1.5", 2", 2.5", 3", 4", 5’’, 6"4. Working Pressure: 8bar, 10bar, 13bar, 16bar, 20bar5. Color: different colors of ... , USA, Colombia, Ecuador, Chile, etc.Characteristics:1. The out-jacket is made of polyester yarn and polypropylene silk2. Thinner, softer ... more convenient to use3. Resistant to high working pressure, cold temperature, and having long working life4. Application: using for fire fighting, ...