Lonergan Relief Valves for Industrial Pressure Control
Lonergan relief valves are built for critical overpressure protection in industrial systems handling steam, gas, and liquids. At IndusCo Group, we supply high-performance Lonergan valves designed to meet safety regulations and ensure consistent system control in energy, chemical, and manufacturing environments.
Spring-loaded safety relief valves engineered for oil & gas, chemical processing, and power generation. Features include robust construction, high-pressure capability, and ASME compliance.
Pilot-operated relief valves designed for high-capacity industrial systems. Offer precise pressure control, minimal pressure drop, and excellent flow capacity for demanding operations.
Thermal relief valves ideal for protecting pipelines and equipment from thermal expansion in the oil and gas industry. Compact, reliable, and designed for thermal protection in critical systems.
High-pressure safety relief valves built for refineries, petrochemical plants, and power plants. Provide rugged construction, temperature resistance, and are fully ASME-certified for performance and safety.

Types of Lonergan Valves Available
Lonergan relief valves offer unmatched safety and performance for industrial systems under pressure.
IndusCo Group provides a complete range of Lonergan valve solutions for steam, gas, and liquid applications—helping you maintain compliance, efficiency, and safety in every operation.
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