Description: This environmentally friendly product, containing tannin and various organic inhibitors, was developed to prevent corrosion and scale formation in closed-circuit hot water boilers. 

It forms a dark brown, water-insoluble film on metal surfaces. This protective film prevents corrosion by preventing contact between water and metal. 

It also prevents pitting corrosion by reducing dissolved oxygen and passivating active cells. 

A tannin-based chemical that prevents corrosion and deposits in hot water boilers. Usage and Dosage: Apply 2-3 kg of product per 1 m3 of boiler water. 

Packaging: Sold in 25 kg PE drums.