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94406487700 FZP37901WU
WM12K227IT/01
Equivalent codes: 3212ER1018B
WMB81241LS
K4663X0EU/42
tubo vaso expansion caldera roca eje-tambor-lavadora 94406487700 FZP37901WUThis filling tube for expansion vessel is an original Roca replacement designed for boilers. Its function is to connect and allow the proper filling of the expansion vessel, ensuring the correct absorption of pressure variations in the heating circuit. It is made of materials resistant to the pressure and temperature typical of domestic boiler operation. What problem does this replacement solve? Water loss or leaks at the expansion vessel connection
