1. Aging proof radiator hose 2. Chemical resistant. 3. Certification: ISO9001:2008, ISO/TS16949. 4. Good quality, low price. Radiator hose descriptions: 1. Materials: EPDM, also NR, NBR, ACM, HNBR, FLS, CR, SBR, SI, FPM, IIR, VT etc. 2. Characteristics: good aging resistant, chemical resistant, water proof, hot water proof and steam proof, good insulation property, good elasticity and high ...