Dos da 1/2"

Anti-scale-anti-corrosion device for boilers, boilers, washing machines and dishwashers. The operation is based on the automatic and proportional dosage of polyphosphate, with a chelating and following action capable of:

• prevent the deposit of calcium carbonate (no encrustations);
• form a protective thread inside the pipes (no corrosion).

Operation is 100% mechanical (no electricity, no batteries) and self-priming.