Gas tube hose:  Made of flexible PVC pipe and reinforced by polyester fibre.  It has medium pressure resistance, tensile strength, acid and alkali resistance, good appearance, soft and special for gas.  Thickness: (3) mm  Diameter: internal (10) mm, outside (16) mm.  Working pressure: (20 - 30) bar.  Burst pressure: (50-60) bar.  Provide the following: - Trade mark: - Manufacturing country: - Manufacture company: - Certificates of product quality and safety (ISO, CE) - The warranty is 6 months minimum.  Packing: It is packed roll in bag – 3 m/ roll.