PVC Air Hose, PVC Suction Hose, PVC Garden Hose manufacturer / supplier in China, offering 2 Inch 3 Inch 6 Inch Flexible Heat Resistant High Temperature Silicone Air Duct Hose, 2 Inches Heat Resistant Silicone Glass Fiber Intake Air Duct Hose Silicone Heat Air Hose, High Quality Wear-Resistant Corrugated Duct Hose PU Anti-Static Steel Wire Duct Hose and so on.