Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNoNumber of Immersion Heaters1 (3 kW Incoloy Supplied as Standard; Upgradeable to 6 kW Titanium)Years Guaranteed25 Years (Cylinder); 2 Years (Parts)Width545mmTypeCylinders - Direct UnventedToilet Cistern CapacityFTW--Power kW3 kWMaximum Operating Pressure0MaterialPolypropyleneHeight1701mmEnergy Efficiency RatingBDiameter545mmDepth545mmConnection Size22 mm Compression (90-300 L); 1/2" Temperature & Pressure Relief ValveColourSilver (100% Recyclable Casing)Coil TypePrimary Coil (Highly Efficient)Capacity150 LSupplier Part NumberESPPD0150Brand NameUK Cylinders