corrugated metal hoses can be safely connected be safely connected to many gas equipments.Provide with accessories and tools. 1) Size: 3/42) PN: <0.5Mpa3) Pipe ripple: annular wave4) Wave distance: 4mm5) Inner Diameter:18mm Outer Diameter:21mm6)Wall Thickness: 0.2mm7) Pipe material: SUS3048) Bend times: 109) Length: 50m/roll9) Execute standard: EN 15266Features:1) To satisfy users individualized ...