Vase d'expansion 18l 4bar De Dietrich 300000974

The Expansion vessel 18l 4bar is a vital component for managing thermal expansion in closed heating systems. With an 18-liter capacity and 4-bar pressure rating, it absorbs excess water volume to prevent pressure buildup. Suitable for boiler installations, this vessel ensures system stability and longevity, making it a key part for heating equipment maintenance.