Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNoERP (Energy Efficiency)YStanding Heat Loss kWh/24h2.02Number of Immersion Heaters1Years Guaranteed25 Year Material GuaranteeWidth550mmUsageHot Water Storage (Suitable for Oil Boilers, Air Source Heat Pumps and Solar Thermal Systems)TypeCylinders - Indirect UnventedTank Capacity289Solar CompatibleCompatible With Solar Thermal SystemsPower kW3 kWMaximum Operating Pressure3MaterialStainless SteelERP RatingCConnection Size28 mm CompressionColourGreyCoil TypeSingle CoilCapacity300 LSupplier Part NumberQRSC300PPRange DescriptionQR CylindersManufacturer Model NoQRSC300PPBrand NameGrant