1)rubber air hose 2)ISO9001-2001 Standard Certification 3)Small quantity can be accepted 4)OEM Supplier Rubber Air Hose: Material: EPDM, NR, NBR, CR, SBR Working pressure: 0.6 to 1.6 MPa Inside diameter: 6 to 152 mm The hose is soft and elastic, which has good air tightness in inside layerGood aging resistance and wearing resistance in outside layerApplication: For commercial and family gas ...