Products tagged with 'vaillant expansion vessel'

Genuine Vaillant 181051 10 litre Expansion Vessel for selected Vaillant ecoTEC and ecoMAX boilers. Designed to absorb thermal expansion and help maintain stable heating system pressure. Compatible with multiple ecoTEC Plus, ecoTEC Pro and ecoMAX models.

Genuine Vaillant 181061 6 litre expansion vessel for selected THERMOcompact and TURBOmax boilers. Designed to help maintain correct system pressure by absorbing expansion within the heating system. Compatible with multiple Vaillant models, making it a practical replacement boiler spare.