.TransiEnt.Storage.Heat.HotWaterStorage_L4.HotWaterStorage_L4.CostVariables .TransiEnt.Storage.Heat.HotWaterStorage_L4.HotWaterStorage_L4.CostVariablesmodel CostVariables = TransiEnt.Components.Statistics.ConfigurationData.StorageCostSpecs.SmallHotWaterStorage;