Expansion Vessel Size70 LIncludes Expansion VesselNoERP (Energy Efficiency)NStanding Heat Loss Watts73Standing Heat Loss kWh/24h1.75Number of Immersion Heaters1Years Guaranteed25 Years (Tank Shell)Width600mmUsageDomestic Hot Water (DHW)TypeCylinders - Indirect UnventedTank Capacity250 LSolar CompatibleNoPower kW3 kWMaximum Operating Pressure6 barMaterialStainless SteelHeight1980mmFuel TypeExternal Source (Boiler/Heat Pump)ERP RatingCDiameter600 mmDepth600mmConnection Size22mm CompressionColourWhiteCold or Hot WaterHot WaterCoil TypeHigh Gain 316L Stainless Steel Capacity250 LSupplier Part NumberACL-250PWBrand NameSamsung