Effectively cleans heavily soiled radiators. Removes rust, scale and other dirt in 15 minutes. Regular use with each fluid change allows you to keep the cooling system clean. which reduces the likelihood of leaks. Increases the efficiency of the cooling system by preventing radiator overheating and thus ensures optimal engine operating temperature. It can be used in all types of radiators. regardless of the type of coolant and the degree of its dilution with water. 250ml of the product is enough to sanctify 10L of the cooling system.