Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNo ERP (Energy Efficiency)YStanding Heat Loss kWh/24h1.84Years Guaranteed15 Year Inner Tank; 2 Year Other ComponentsWidth553mmUsageFor Use With Baxi System Or Heat-Only BoilersTypeCylinders - Indirect UnventedPower kW3Maximum Operating Pressure16MaterialDuplex Stainless SteelHeight1767mmFlow Rate76 L/minERP RatingCDepth553mmConnection Size22 mm CompressionColourWhiteCoil TypeCoil-In-CoilCapacity250 LSupplier Part Number7798182Brand NameBaxi