Raccord hydraulique (10 ps) De Dietrich S100837

A hydraulic group plug is a sealing component used in boiler hydraulic systems to prevent leaks and maintain pressure. It fits into ports or openings on the hydraulic group assembly, ensuring a tight seal. This plug is a common replacement part during boiler servicing, especially when inspecting or repairing the hydraulic circuit. Using the correct plug helps avoid water loss and system inefficiency, keeping your heating equipment running smoothly.