Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNoERP (Energy Efficiency)YStanding Heat Loss kWh/24h1.78Number of Immersion Heaters2Years Guaranteed25 YearsWidth550mmUsageDesigned For New-Build Housing; Designed To Be Fitted With A Heat-Only Boiler; Mains Pressure Hot WaterTypeCylinders - Indirect UnventedMaterialDuplex Stainless SteelHeight1744mmFuel TypeExternal Source (Boiler)Energy Efficiency RatingCERP RatingCDepth1744mmConnection Size22 mmColourWhiteCoil TypeCorrugated CoilCapacity250 LSupplier Part NumberPROIN250PPRange DescriptionPRE-PLUMBEDManufacturer Model NoPROIN250PPBrand NameGledhill