For all closed cooling water circuits, water chillers, boilers and heat exchangers. Eliminates operational deposits throughout the entire cooling system, removes scale and boiler scale deposits, protects against rust and corrosion, dissolves radiator sludge. Application: Add to the used coolant before every coolant change. Run the cooling system or engine at idle for approx. 15-40 minutes, depending on its size, and then drain the system. Mixing ratio: 1:20 Item type: Product, Design: Application products, Area: Cooling system, Other, Width: 5.7 cm, Container type: Bottle, Height: 19.0 cm, Content: 0.3 l, Category: Car, Truck, Marine, Motorcycle, Commercial vehicles, Classic cars, Cleaning, Fuel type: Petrol, Diesel, Gas, Length: 5.7 cm