Gates 28439 Heater Hose 1/2 Inch x 50 Feet 105 PSI

The Gates 28439 is a premium quality heater hose designed for reliable coolant transfer in automotive heating systems. This bulk hose measures 1/2 inch inner diameter and comes in a convenient 50-foot length, allowing for multiple installations or custom-cut applications.

Key Features:

• 1/2 inch (13mm) inner diameter for standard heater core connections
• 50-foot continuous length for multiple vehicle repairs or fleet maintenance
• 105 PSI maximum working pressure for reliable performance
• EPDM rubber construction resists coolant, heat, and ozone degradation
• Reinforced construction prevents collapse and kinking
• Temperature rated for automotive cooling system applications

Gates heater hoses are engineered to meet or exceed OEM specifications, providing dependable coolant flow between the engine and heater core. The EPDM rubber compound offers excellent resistance to ethylene glycol-based coolants and maintains flexibility across a wide temperature range. Ideal for professional repair shops, fleet maintenance operations, or enthusiasts who need bulk hose for custom installations.