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Fuel return line tube assembly with connectors and durable rubber construction.
Fuel return line tube assembly with connectors and durable rubber construction.

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AH Fuel Return Line Tube Assembly - FLE-421-852

$22.45
SKU: FLE-421-852

Fuel return line tube assembly (FLE-421-852) for Aqua-Hot diesel hydronic heating systems. Routes unused fuel from the burner back to the fuel tank. A properly functioning return line prevents fuel pressure buildup and ensures consistent burner operation. Direct OEM replacement for exact fit and reliable performance.

Heating Systems

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