Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNoNumber of Immersion Heaters1 (Long-Life Incoloy Immersion Heater Supplied as Standard)Years Guaranteed25 Years (Cylinder); 2 Years (Parts)Width545mmTypeCylinders - Direct UnventedSolar CompatibleYesPower kW3 kWMaterialDuplex Stainless SteelHeight1603mmEnergy Efficiency RatingCDiameter545mmDepth545mmConnection Size22 mm Compression Connections (With Nuts And Olives)ColourSilver (Recyclable Silver Casing)Coil TypeDirect (No Coil)Capacity120 LSupplier Part NumberESNDI0120Brand NameUK Cylinders