Shields Hose 16-220-4000-1 Marine Straight EPDM Rubber Hump Hose 4 Inch

The Shields Marine 16-220-4000-1 is a heavy-duty 4-inch straight hump hose designed for demanding marine engine and exhaust system applications. Constructed from 100% high-temperature EPDM rubber, this flexible hose provides reliable performance in harsh marine environments.

Key Features:

• Premium EPDM rubber construction for superior durability and chemical resistance
• Maximum operating temperature of 250°F (121°C) for high-heat applications
• 4-inch diameter for large-bore marine engine connections
• Straight hump design allows for thermal expansion and vibration dampening
• Ideal for wet exhaust systems, water heater connections, and engine cooling systems
• Resists salt water, oils, and marine fuels

This marine-grade hose is engineered to handle the thermal cycling and constant vibration common in boat engine compartments. The hump design accommodates movement between connected components while maintaining a secure seal when properly clamped.