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The flange gasket is a sealing component used between flanged connections in boiler and burner systems to prevent gas or fluid leaks. This gasket ensures a tight seal, maintaining system pressure and safety. It is commonly employed during installation or maintenance of gas valves, pumps, and other flanged parts. As a vital boiler spare part, it helps extend the life of your equipment by preventing leaks that could lead to inefficiency or damage. Whether you are performing routine service or a major repair, this flange gasket is a simple yet essential item for any heating system.