NESL’s history of developing innovative technologies continues with the addition of online leak sealing services, helping to avoid production losses and unscheduled plant shutdowns. Our expert leak sealing knowledge ensures leaks are efficiently and permanently fixed. With continuous on-call availability, our online leak sealing of flanges, bonnets, valves, and fittings offers a fast, efficient, and cost-effective solution for leaks. With a right-first-time philosophy, safety is ensured and environmental performance prioritized while plant downtime and costs are reduced to a minimum.

We repair leaks on flanges, pipelines, stuffing boxes and valves under full pressure and temperature in a variety of industries, including: power plants, petrochemical and chemical industries, utility companies and other manufacturing industries.