... Brass, Rubber ISO9001:2000,ISO14001:2004,CE Quick Coupling Stainless Steel Flexible Corrugated Hose DN15~65mmMaterials: S/S, Brass, RubberISO9001: ... , Durable, excellent flexibility, Notable vibration absorbing, noise reduction;2) Manufacturer, ISO9001: 2000, ISO14001:2004 and CE certificated, having 25 years ... .5-60~+130DN252.5-60~+130 Quick Coupling Stainless Steel Flexible Corrugated Hose