Online leak sealing today is the leak-sealing solution of choice as it saves energy, prevents an expensive and unwanted shutdown, and can address a wide variety of leaks. Through continuous R&D, NESL has developed its own range of proprietary leak sealants that can address a wide variety of steam, chemical, hydrocarbon, and gas leaks at temperatures ranging from -100°C to 850°C and pressures up to 250 bar. Our sealants have been tested in thousands of applications over several years and you can be confident of their performance. We design, test, and manufacture our leak sealing products in-house at our ISO 9001 and ISO 14001 compliant facility, thus assuring quality to the utmost.

Our service team of over 200 trained technicians is spread over 30 locations around the country to ensure quick response time and prompt attention. Click Here to check our site office locations .