Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNo ERP (Energy Efficiency)YNumber of Immersion Heaters1 (3 kW Backup Element)Years GuaranteedInner Tank: 30 Year; Components: 2 YearWidth579mmUsageUnvented Cylinder; Domestic Hot WaterTypeCylinders - Indirect UnventedPower kW3Maximum Operating Pressure10MaterialDuplex Stainless SteelHeight1738mmFuel TypeExternal Source (Boiler)Flow RateUp To 76 L/min (At 3 bar); Up To 45 L/min (At 1 bar)ERP RatingCDepth579mmConnection Size22 mmColourWhiteCold or Hot WaterHot WaterCoil TypeCoil-In-Coil Heat ExchangerCapacity250 LSupplier Part Number7817129Brand NameMegaflo