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HB21AB521E
SBI40M15EU/19 BOSCH
7603010153 6233 ARCELIK ARCELIK
7633608335 BDIS15021 BEKO BEKO
HBT578FS2A/86
bloque hidraulico caldera vaillant filtros-frigorífico HB21AB521EThe hydraulic block is a key component in Vaillant boilers, responsible for managing the flow of water within the heating system. Made of durable plastic, this hydraulic block is precisely integrated into specific models to ensure proper circulation and distribution of hot water, contributing to the correct operation and efficiency of the boiler. What problem does this replacement part solve? Leaks or pressure loss in the boiler's hydraulic circuit.
