The Ariston water heater expansion vessel kit A is normally spherical in shape and contains a membrane or bladder. It will have a thread on one end and on the other end there will be a valve which can be used for testing pressure or to re-instate the designated pressure required for the vessel. Potable expansion vessels are built from different materials than heating expansion vessels to ensure that the water is contaminant free and safe for human consumption.
2 Litre expansion vessel
Designed for Ariston cylinders
Non-return valve
Technical specification
Waist Sizeaa42ce38guSystem SuitabilityAll Ariston Europrisma water heatersSupplier Part Number022-312-0001Brand NameAriston
Reviews
Altechnic Ariston Water Heater Expansion Vessel Kit A 406801. 022-312-0001