manguito caldera viessmann 7874955 calderas 7757987611 OIC 21300 W*FRA*60ANK*STA*WHITE* BEKO

7757987611 OIC 21300 W*FRA*60ANK*STA*WHITE* BEKO

air escapes and the oven distributes heat unevenly

B82073222 BLUE-SKY

ZEN-H120B 901270013 EDESA

SMI40M02SK/28 BOSCH

manguito caldera viessmann 7874955 calderas 7757987611 OIC 21300 W*FRA*60ANK*STA*WHITE* BEKOThe Viessmann boiler sleeve with code 7874955 is a flexible connection part used in the boiler to ensure sealed joints between hydraulic components. Its main function is to absorb vibrations and small thermal expansions, preventing leaks and damage to the heating system. What problem does this replacement part solve? Water leaks at the boiler pipe joints. Excessive vibrations or noises caused by stiffness in the connections. Breakage or wear of the