Guillemin symmetrical plug, firefighter, with stainless steel lock and chain

The Guillemin symmetrical stainless steel cap with lock and chain is the ideal safety solution for hermetically closing your unused fittings. Made of robust stainless steel, it protects your networks from corrosion and impurities while preventing residual leaks. Its integrated chain prevents accidental loss and its mechanical lock guarantees a perfect hold. Essential for firefighting, agriculture and the chemical industries, it provides long-term protection in both suction and discharge.