Valable du 01/10/2021 au 31/12/2021Fluvius AntwerpenINTERGEMFluvius LimburgIVEKAFluvius WestIVERLEKGASELWESTSIBELGASIMEWOValable du 01/07/2021 au 30/09/2021Fluvius AntwerpenINTERGEMFluvius LimburgIVEKAFluvius WestIVERLEKGASELWESTSIBELGASIMEWOValable du 01/04/2021 au 30/06/2021Fluvius AntwerpenINTERGEMFluvius LimburgIVEKAFluvius WestIVERLEKGASELWESTSIBELGASIMEWOValable du 01/01/2021 au 31/03/2021Fluvius AntwerpenINTERGEMFluvius LimburgIVEKAFluvius WestIVERLEKGASELWESTSIBELGASIMEWO