Auto Air-Conditioning Flexible Hose They can endure the high-temperature impact comes form the presser, be applicable to changes of temperature form the refrigerating circular system, absorb the running shock of the automobile, compensate installation deviation, and have no limitation to the refrigerating medium Specification: DNDN6mm~DN50mmPNf+3.5MPa Material of hoseSUS304Material of braid and fittingsSUS304,1Cr18Ni9Ti,etc. LengthLf+300mmFluidRefrigeration fluid, circle cool water, Hydraulic oil.