The Gates Heater Hose - 19952 is a high-quality, durable hose designed specifically for use in heating and cooling systems. It is made from a blend of EPDM rubber and synthetic fibers, providing excellent resistance to heat, ozone, and weathering. This hose has a temperature range of -40°F to +275°F and is suitable for use with both ethylene glycol and water-based coolant systems. Its inner diameter measures 5/8 inch and it has a maximum working pressure of 60 PSI. The Gates Heater Hose - 19952 is ideal for a wide range of applications, including passenger cars, light trucks, and heavy-duty vehicles.