valvula 3 vias caldera vaillant 252458 pisa tubo these antibacterial filters are the

these antibacterial filters are the definitive solution

WT46S590AU

0730104061(00) GV120S BOSCH

Ocean y San Giorgio

HE3BY51/01

valvula 3 vias caldera vaillant 252458 pisa tubo these antibacterial filters are theThe Vaillant 3 way valve 252457 is an essential component for the proper operation of Vaillant brand boilers. This valve allows directing the flow of hot water between the heating circuit and the domestic hot water circuit, ensuring an efficient and safe supply. Its design guarantees quick and precise switching to maintain the appropriate temperature in both circuits. What problem does this replacement part solve? Lack of heating or hot water due to