To prevent the formation of scale dirt and unpleasant odors Calgon 3in1. 750 g (doypack) Useful household accessories For washing Cleaning agent Linens clothes softener home goods wash supplies households chemicals - AliExpress
Amazon.com: Calgon 3-in-1 Washing Machine Water Softener Gel, 2 x 750 ml (1.5 Litre) : Health & Household