Ariston 406801 Kit A 2L Expansion Vessel & Non Return Valve 15mm Water Heater Expansion Tank Installation Kit for Andris & Europrisma Electric Water Heaters - Hanicks

✔ Ariston Installation Kit Original Ariston Kit A (Part No. 406801) designed for use with small unvented electric water heaters requiring an external expansion vessel and non-return valve. ✔ 2 Litre Expansion Vessel The integrated 2L potable expansion vessel absorbs water expansion during heating, helping protect the heater and pipework from pressure build-up. ✔ 15mm Non Return Valve Included Supplied with a 15mm compression non return valve which prevents backflow into the cold water mains and ensures correct heater operation. ✔ Suitable For Ariston Water Heaters Commonly used with Ariston Andris and Europrisma electric water heaters including many 10L, 15L and 30L models. ✔ Colour: White ✔ Ideal For Unvented Water Heater Systems Essential accessory for installations where a pressure relief expansion solution is required to maintain safe system pressure., Weight: 2.645547144 Pounds, Manufacturer: Hanicks