The expansion vessel prevents any build-up of pressure within the domestic hot water system, while the non-return valve stops any backflow of hot water into the cold water main.
Helps to maximise the flexibility of the Europrisma range
For use when the system pipework is unable to handle the expansion required
Simple installation
Technical specification
Waist Sizeaa14ch24gsHeight240mmSupplier Part Number406801Range DescriptionKIT ABrand NameAriston
Reviews
Kit A 2 Litre Expansion Vessel And Non-Return Valve 406801