Thermal Insulation FAQs
Get answers to frequently answered questions (FAQs) about thermal insulation for applications such as heavy equipment and electric vehicles.
HC-21571-EI is a multi-ply reinforced EPDM elbow. This silicone hose connector is available in three colors: black, blue, and red. Black is standard, but blue can be used for the cold side and red for the hot side of engine environments. The finish for HC-21571 can be either smooth or wrapped. Applications include coolant and charge air connector systems.
MATERIAL: EPDM Rubber
HC-21571-EI is a silicone hose connector that is a multi-ply reinforced EPDM elbow. There are three color choices: black, blue, and red. Although black is standard, engine environments can use blue for the cold side and red for the hot side. HC-21571 can also have a smooth or wrapped finish. Applications include the intercooler and heater core connections.