Expansion Vessel SizeNot Applicable Includes Expansion VesselNoStanding Heat Loss kWh/24h2.328Number of Immersion Heaters1 x 3 kWYears GuaranteedLifetime (Inner Container); 2 Years (Components/Parts)Width1650mmUsageHot Water Storage CylinderTypeCylinders - Indirect UnventedSolar CompatibleNoPower kW3 kWMaximum Operating Pressure7MaterialStainless SteelHeight1650mmFuel TypeExternal Source (Boiler)Flow RateHigh Flow Rates up to 55 L/minEnergy Efficiency RatingCDepth580mmConnection Size22 mm Compression FittingsColourWhiteCold or Hot WaterHot WaterCoil TypeTwin CoilCapacity300 LSupplier Part NumberTSMI300/SBrand NameTelford