The Appliance Doctor 3-in-1 Washing Machine and Dishwasher Descaler will help to keep your appliance as good as new with its built in cleaning agents, it is non-toxic and non-corrosive with anti-corrosion inhibitors to help protect the metal parts inside the machine. Inside the pack you will find a 12 month supply of soluble sachets. (Barcode EAN=5060096770282)