Expansion Vessel SizeNot ApplicableIncludes Expansion VesselNoNumber of Immersion HeatersNot SuppliedYears Guaranteed10 YearsWidth400mmUsageDomestic Hot Water (Solar Thermal)TypeCylinders - Indirect VentedSolar CompatibleDesigned for Use with Solar PanelsMaterialCopperDepth400mmConnection SizeCompression FittingsCoil TypeTwin Coil (Solar and Boiler)Capacity138 LSupplier Part NumberBSUN202Range DescriptionSunspeedManufacturer Model NoBSUN202Brand NameGledhill