Radiator & Heater Hoses (Bend & Flexible) Product Inquiry admin_alaska2021-03-23T11:47:29+00:00 Previous Next Technical Details Produced from EPDM to meet SAE J 20 R4 class D-1, D-2 & D-3 specifications, Alaska Radiator & Heater Hoses are reinforced depending upon temperature and pressure requirements. Commonly used in radiators and engines. Features Rayon, Polyester or Aramid ReinforcementTemperature Range: 40⁰C to 150⁰C