Coffee maker & kettle descaler powder. Including 6 x 20g anti calc powder bags. Compatible for all filter coffee makers & water kettles, all brands & models.
One powder bag is soaked in 500ml water.Boil the solution through the coffee maker. Empty the coffee maker and boil two more times clean water through the machine.In a kettle, heat the solution, do not boil.leave for 20 minutes and pour the solution into the drain.boil a couple of jugs of clean water.