-€1.40 Boiler filters Pastiglie di Salgemma Italkali 25Kg ITK-546E - 2 Pezzi ITK 546E €13.99 €15.39 Discover the Italkali Rock Salt Tablets 25Kg ITK-546E - 2 Pieces (50kg tot.) ITK-546E 25 kg rock salt tablets, ideal for water softening and plant sterilization. Their perfect compression allows a slow dissolution in fresh and salt water, making them free of limestone. The salt has a unique composition which allows you to obtain perfect lime-free water.... Add to cart