For all closed cooling water circuits, water radiators, boilers and heat exchangers. Removes operational deposits in the entire cooling system, inhibits lime and limescale deposits, protects against rust and corrosion, dissolves radiator sludge. Application: Add to the used coolant before each coolant change. Allow the cooling system or engine to idle for approximately 15 - 40 minutes, depending on size, and then drain the system. Mixing ratio: 1:20 Range cooling system, other Fuel efficiency (A-G) petrol, diesel, gas Category car, marine, motorcycle, vintage car, freight vehicles, truck Contents 0.3 l Type of packaging bottle Type/type Article Application product design