EVIL ENERGY 3/4 Inch Heater Hose, 10ft EPDM Black — 100 PSI, SAE 20R3

Overview

Meet the EVIL ENERGY 3/4 inch heater hose, a robust EPDM rubber line crafted for automotive cooling and home heating systems. It blends dependable heat resistance with flexible routing, making it easy to lay out across tight engine bays or hot water setups. The exterior is a low-key black finish that stays inconspicuous while delivering solid behavior under pressure.

This hose is designed to perform across a wide temperature spectrum and under varying pressures, helping you maintain a steady flow in demanding conditions without frequent replacements. Its straightforward straight 10 ft layout minimizes the need for joins or adapters in many common installations, contributing to a cleaner, more reliable setup.

Key specifications and benefits

• Size ID 3/4 inch (19 mm); OD 1.10 inch (28 mm); length 10 feet; tolerances observed for consistent fit
• Material EPDM rubber for strong heat resistance, cold resilience, and chemical compatibility
• Pressure and temperature Working pressure 100 psi; burst pressure 300 psi; operating range -40°F to 257°F
• Compatibility Suitable for coolant, water, antifreeze and similar liquids
• Standards Meets SAE 20R3 Standard Wall Class D-2 requirements
• Applications Ideal for hot water heater connections, engine cooling loops, and radiator to overflow reservoir links
• Flexibility Minimum bending radius 152 mm for easier routing in tight spaces

Real-life uses and feel

In daily vehicle maintenance or a home heating retrofit, the hose offers a calm, dependable conduit for liquid transport. The EPDM compound remains pliable through cold starts and holds its shape as engine heat builds, while the black exterior helps it blend with surrounding components. The 10 ft length provides versatility for routing along engine bays without excessive joins, reducing potential leak points and simplifying installation.

Whether you’re swapping a failed hose or upgrading a cooling loop, you can visualize a clean, orderly setup where fittings align with minimal tension. The hose’s resilience supports steady flow and predictable performance across seasons, enabling smoother operation without overpromising results.

Care, installation tips, and troubleshooting

• Prepare clean, dry fittings and secure clamps to prevent leaks
• Match the hose ID to your fittings to maintain proper flow
• Avoid sharp bends by respecting the minimum bending radius
• Store in a cool, shaded area when not in use to preserve material integrity

Why choose EVIL ENERGY

This hose combines robust EPDM construction with a straightforward, straight 10 ft length, making it a practical choice for many cooling and heating fluid paths. Its compatibility with coolant and antifreeze, along with SAE 20R3 compliance, provides a solid baseline for reliability in everyday setups and longer-term projects.

What you get

• One 10 ft hose, EPDM rubber
• Compliance with SAE 20R3
• Suitable for coolant, water, and antifreeze tasks