Gates 28441 Green Stripe Heavy-Duty EPDM Heater Hose 5/8" ID x 50 ft

The Gates 28441 Green Stripe Heavy-Duty Heater Hose is engineered for superior durability and performance in demanding automotive and HVAC applications. This professional-grade bulk hose is designed specifically for truck, bus, off-road equipment, and marine heater systems where reliability is critical.

Premium EPDM Construction:

• Advanced EPDM (Ethylene Propylene Diene Monomer) tube, cover, and reinforcement throughout
• Withstands high under-hood and coolant temperatures from -40°F to +275°F
• Engineered to resist electrochemical degradation, the leading cause of heater hose failure
• Designed and tested for extended use without cracking or hardening
• Abrasion-resistant cover for maximum durability

Technical Specifications:

• Inside Diameter: 5/8 inch (0.625")
• Outside Diameter: 1-1/16 inch
• Length: 50 feet (sold as bulk hose)
• Maximum Working Pressure: 95 PSI at 70°F
• Color: Black with distinctive green stripe for easy identification
• Weight: Approximately 14 lbs per 50-foot roll

Quality Standards & Features:

• Exceeds SAE 20R1 Type EC, Standard Wall Class D-1 specifications
• Approved for marine applications
• Green Stripe construction provides best cost-per-mile economics
• Reduces water loss from permeation through hose wall, a distinct advantage over silicone
• Compatible with Gates Power-Grip SB clamps for maintenance-free connections

This heavy-duty bulk hose offers exceptional flexibility and resilience for custom installations or replacement applications. The Gates Green Stripe series represents a professional upgrade over standard heater hoses, delivering reliable operation in the most extreme environmental conditions. Not suitable for fuel or oil transfer applications.