Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNoNumber of Immersion Heaters1 (3 kW Immersion Heater)Years Guaranteed25 Years (Cylinder); 2 Years (Parts)Width600mmTypeCylinders - Indirect UnventedMaximum Operating Pressure7MaterialDuplex Stainless SteelHeight1140mmEnergy Efficiency RatingBDiameter600mmDepth600mmConnection Size1/2" Temperature & Pressure Relief Valve (90°C/7 Bar)Coil TypeTwin ZoneCapacity150 LSupplier Part NumberEAPTW0150Brand NameUK Cylinders