Mineral solution from Judo for corrosion protection and limescale protection Jul W for hardness range 1 + 2. To prevent water and electrochemical corrosion and water stone formation. Dosage: approx. 75 - 125 ml/cbm. Area of application: for galvanised pipes in hardness range 1 + 2 and for partially softened water after softening systems, for mixed installation (galvanised/copper) after softening systems. Technical data: type JUL- W container size 25 litres